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 #ifdef CONFIG_CD
24 #include "cdaudio.h"
25 #endif
26 #include "cl_collision.h"
27 #include "csprogs.h"
28 #include "libcurl.h"
29 #include "utf8lib.h"
30 #ifdef CONFIG_MENU
31 #include "menu.h"
32 #endif
33 #include "cl_video.h"
34 
35 const char *svc_strings[128] =
36 {
37 	"svc_bad",
38 	"svc_nop",
39 	"svc_disconnect",
40 	"svc_updatestat",
41 	"svc_version",		// [int] server version
42 	"svc_setview",		// [short] entity number
43 	"svc_sound",			// <see code>
44 	"svc_time",			// [float] server time
45 	"svc_print",			// [string] null terminated string
46 	"svc_stufftext",		// [string] stuffed into client's console buffer
47 						// the string should be \n terminated
48 	"svc_setangle",		// [vec3] set the view angle to this absolute value
49 
50 	"svc_serverinfo",		// [int] version
51 						// [string] signon string
52 						// [string]..[0]model cache [string]...[0]sounds cache
53 						// [string]..[0]item cache
54 	"svc_lightstyle",		// [byte] [string]
55 	"svc_updatename",		// [byte] [string]
56 	"svc_updatefrags",	// [byte] [short]
57 	"svc_clientdata",		// <shortbits + data>
58 	"svc_stopsound",		// <see code>
59 	"svc_updatecolors",	// [byte] [byte]
60 	"svc_particle",		// [vec3] <variable>
61 	"svc_damage",			// [byte] impact [byte] blood [vec3] from
62 
63 	"svc_spawnstatic",
64 	"OBSOLETE svc_spawnbinary",
65 	"svc_spawnbaseline",
66 
67 	"svc_temp_entity",		// <variable>
68 	"svc_setpause",
69 	"svc_signonnum",
70 	"svc_centerprint",
71 	"svc_killedmonster",
72 	"svc_foundsecret",
73 	"svc_spawnstaticsound",
74 	"svc_intermission",
75 	"svc_finale",			// [string] music [string] text
76 	"svc_cdtrack",			// [byte] track [byte] looptrack
77 	"svc_sellscreen",
78 	"svc_cutscene",
79 	"svc_showlmp",	// [string] iconlabel [string] lmpfile [short] x [short] y
80 	"svc_hidelmp",	// [string] iconlabel
81 	"svc_skybox", // [string] skyname
82 	"", // 38
83 	"", // 39
84 	"", // 40
85 	"", // 41
86 	"", // 42
87 	"", // 43
88 	"", // 44
89 	"", // 45
90 	"", // 46
91 	"", // 47
92 	"", // 48
93 	"", // 49
94 	"svc_downloaddata", //				50		// [int] start [short] size [variable length] data
95 	"svc_updatestatubyte", //			51		// [byte] stat [byte] value
96 	"svc_effect", //			52		// [vector] org [byte] modelindex [byte] startframe [byte] framecount [byte] framerate
97 	"svc_effect2", //			53		// [vector] org [short] modelindex [short] startframe [byte] framecount [byte] framerate
98 	"svc_sound2", //			54		// short soundindex instead of byte
99 	"svc_spawnbaseline2", //	55		// short modelindex instead of byte
100 	"svc_spawnstatic2", //		56		// short modelindex instead of byte
101 	"svc_entities", //			57		// [int] deltaframe [int] thisframe [float vector] eye [variable length] entitydata
102 	"svc_csqcentities", //		58		// [short] entnum [variable length] entitydata ... [short] 0x0000
103 	"svc_spawnstaticsound2", //	59		// [coord3] [short] samp [byte] vol [byte] aten
104 	"svc_trailparticles", //	60		// [short] entnum [short] effectnum [vector] start [vector] end
105 	"svc_pointparticles", //	61		// [short] effectnum [vector] start [vector] velocity [short] count
106 	"svc_pointparticles1", //	62		// [short] effectnum [vector] start, same as svc_pointparticles except velocity is zero and count is 1
107 };
108 
109 const char *qw_svc_strings[128] =
110 {
111 	"qw_svc_bad",					// 0
112 	"qw_svc_nop",					// 1
113 	"qw_svc_disconnect",			// 2
114 	"qw_svc_updatestat",			// 3	// [byte] [byte]
115 	"",								// 4
116 	"qw_svc_setview",				// 5	// [short] entity number
117 	"qw_svc_sound",					// 6	// <see code>
118 	"",								// 7
119 	"qw_svc_print",					// 8	// [byte] id [string] null terminated string
120 	"qw_svc_stufftext",				// 9	// [string] stuffed into client's console buffer
121 	"qw_svc_setangle",				// 10	// [angle3] set the view angle to this absolute value
122 	"qw_svc_serverdata",			// 11	// [long] protocol ...
123 	"qw_svc_lightstyle",			// 12	// [byte] [string]
124 	"",								// 13
125 	"qw_svc_updatefrags",			// 14	// [byte] [short]
126 	"",								// 15
127 	"qw_svc_stopsound",				// 16	// <see code>
128 	"",								// 17
129 	"",								// 18
130 	"qw_svc_damage",				// 19
131 	"qw_svc_spawnstatic",			// 20
132 	"",								// 21
133 	"qw_svc_spawnbaseline",			// 22
134 	"qw_svc_temp_entity",			// 23	// variable
135 	"qw_svc_setpause",				// 24	// [byte] on / off
136 	"",								// 25
137 	"qw_svc_centerprint",			// 26	// [string] to put in center of the screen
138 	"qw_svc_killedmonster",			// 27
139 	"qw_svc_foundsecret",			// 28
140 	"qw_svc_spawnstaticsound",		// 29	// [coord3] [byte] samp [byte] vol [byte] aten
141 	"qw_svc_intermission",			// 30		// [vec3_t] origin [vec3_t] angle
142 	"qw_svc_finale",				// 31		// [string] text
143 	"qw_svc_cdtrack",				// 32		// [byte] track
144 	"qw_svc_sellscreen",			// 33
145 	"qw_svc_smallkick",				// 34		// set client punchangle to 2
146 	"qw_svc_bigkick",				// 35		// set client punchangle to 4
147 	"qw_svc_updateping",			// 36		// [byte] [short]
148 	"qw_svc_updateentertime",		// 37		// [byte] [float]
149 	"qw_svc_updatestatlong",		// 38		// [byte] [long]
150 	"qw_svc_muzzleflash",			// 39		// [short] entity
151 	"qw_svc_updateuserinfo",		// 40		// [byte] slot [long] uid
152 	"qw_svc_download",				// 41		// [short] size [size bytes]
153 	"qw_svc_playerinfo",			// 42		// variable
154 	"qw_svc_nails",					// 43		// [byte] num [48 bits] xyzpy 12 12 12 4 8
155 	"qw_svc_chokecount",			// 44		// [byte] packets choked
156 	"qw_svc_modellist",				// 45		// [strings]
157 	"qw_svc_soundlist",				// 46		// [strings]
158 	"qw_svc_packetentities",		// 47		// [...]
159 	"qw_svc_deltapacketentities",	// 48		// [...]
160 	"qw_svc_maxspeed",				// 49		// maxspeed change, for prediction
161 	"qw_svc_entgravity",			// 50		// gravity change, for prediction
162 	"qw_svc_setinfo",				// 51		// setinfo on a client
163 	"qw_svc_serverinfo",			// 52		// serverinfo
164 	"qw_svc_updatepl",				// 53		// [byte] [byte]
165 };
166 
167 //=============================================================================
168 
169 cvar_t cl_worldmessage = {CVAR_READONLY, "cl_worldmessage", "", "title of current level"};
170 cvar_t cl_worldname = {CVAR_READONLY, "cl_worldname", "", "name of current worldmodel"};
171 cvar_t cl_worldnamenoextension = {CVAR_READONLY, "cl_worldnamenoextension", "", "name of current worldmodel without extension"};
172 cvar_t cl_worldbasename = {CVAR_READONLY, "cl_worldbasename", "", "name of current worldmodel without maps/ prefix or extension"};
173 
174 cvar_t developer_networkentities = {0, "developer_networkentities", "0", "prints received entities, value is 0-10 (higher for more info, 10 being the most verbose)"};
175 cvar_t cl_gameplayfix_soundsmovewithentities = {0, "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"};
176 cvar_t cl_sound_wizardhit = {0, "cl_sound_wizardhit", "wizard/hit.wav", "sound to play during TE_WIZSPIKE (empty cvar disables sound)"};
177 cvar_t cl_sound_hknighthit = {0, "cl_sound_hknighthit", "hknight/hit.wav", "sound to play during TE_KNIGHTSPIKE (empty cvar disables sound)"};
178 cvar_t cl_sound_tink1 = {0, "cl_sound_tink1", "weapons/tink1.wav", "sound to play with 80% chance during TE_SPIKE/TE_SUPERSPIKE (empty cvar disables sound)"};
179 cvar_t cl_sound_ric1 = {0, "cl_sound_ric1", "weapons/ric1.wav", "sound to play with 5% chance during TE_SPIKE/TE_SUPERSPIKE (empty cvar disables sound)"};
180 cvar_t cl_sound_ric2 = {0, "cl_sound_ric2", "weapons/ric2.wav", "sound to play with 5% chance during TE_SPIKE/TE_SUPERSPIKE (empty cvar disables sound)"};
181 cvar_t cl_sound_ric3 = {0, "cl_sound_ric3", "weapons/ric3.wav", "sound to play with 10% chance during TE_SPIKE/TE_SUPERSPIKE (empty cvar disables sound)"};
182 cvar_t cl_readpicture_force = {0, "cl_readpicture_force", "0", "when enabled, the low quality pictures read by ReadPicture() are preferred over the high quality pictures on the file system"};
183 
184 #define RIC_GUNSHOT		1
185 #define RIC_GUNSHOTQUAD	2
186 cvar_t cl_sound_ric_gunshot = {0, "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"};
187 cvar_t cl_sound_r_exp3 = {0, "cl_sound_r_exp3", "weapons/r_exp3.wav", "sound to play during TE_EXPLOSION and related effects (empty cvar disables sound)"};
188 cvar_t cl_serverextension_download = {0, "cl_serverextension_download", "0", "indicates whether the server supports the download command"};
189 cvar_t cl_joinbeforedownloadsfinish = {CVAR_SAVE, "cl_joinbeforedownloadsfinish", "1", "if non-zero the game will begin after the map is loaded before other downloads finish"};
190 cvar_t cl_nettimesyncfactor = {CVAR_SAVE, "cl_nettimesyncfactor", "0", "rate at which client time adapts to match server time, 1 = instantly, 0.125 = slowly, 0 = not at all (bounding still applies)"};
191 cvar_t cl_nettimesyncboundmode = {CVAR_SAVE, "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 = slighttly nicer version of Quake3 method, 6 = bounding + Quake3"};
192 cvar_t cl_nettimesyncboundtolerance = {CVAR_SAVE, "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)"};
193 cvar_t cl_iplog_name = {CVAR_SAVE, "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"};
194 
195 static qboolean QW_CL_CheckOrDownloadFile(const char *filename);
196 static void QW_CL_RequestNextDownload(void);
197 static void QW_CL_NextUpload(void);
198 //static qboolean QW_CL_IsUploading(void);
199 static void QW_CL_StopUpload(void);
200 
201 /*
202 ==================
203 CL_ParseStartSoundPacket
204 ==================
205 */
CL_ParseStartSoundPacket(int largesoundindex)206 static void CL_ParseStartSoundPacket(int largesoundindex)
207 {
208 	vec3_t  pos;
209 	int 	channel, ent;
210 	int 	sound_num;
211 	int 	nvolume;
212 	int 	field_mask;
213 	float 	attenuation;
214 	float	speed;
215 	int		fflags = CHANNELFLAG_NONE;
216 
217 	if (cls.protocol == PROTOCOL_QUAKEWORLD)
218 	{
219 		channel = MSG_ReadShort(&cl_message);
220 
221 		if (channel & (1<<15))
222 			nvolume = MSG_ReadByte(&cl_message);
223 		else
224 			nvolume = DEFAULT_SOUND_PACKET_VOLUME;
225 
226 		if (channel & (1<<14))
227 			attenuation = MSG_ReadByte(&cl_message) / 64.0;
228 		else
229 			attenuation = DEFAULT_SOUND_PACKET_ATTENUATION;
230 
231 		speed = 1.0f;
232 
233 		ent = (channel>>3)&1023;
234 		channel &= 7;
235 
236 		sound_num = MSG_ReadByte(&cl_message);
237 	}
238 	else
239 	{
240 		field_mask = MSG_ReadByte(&cl_message);
241 
242 		if (field_mask & SND_VOLUME)
243 			nvolume = MSG_ReadByte(&cl_message);
244 		else
245 			nvolume = DEFAULT_SOUND_PACKET_VOLUME;
246 
247 		if (field_mask & SND_ATTENUATION)
248 			attenuation = MSG_ReadByte(&cl_message) / 64.0;
249 		else
250 			attenuation = DEFAULT_SOUND_PACKET_ATTENUATION;
251 
252 		if (field_mask & SND_SPEEDUSHORT4000)
253 			speed = ((unsigned short)MSG_ReadShort(&cl_message)) / 4000.0f;
254 		else
255 			speed = 1.0f;
256 
257 		if (field_mask & SND_LARGEENTITY)
258 		{
259 			ent = (unsigned short) MSG_ReadShort(&cl_message);
260 			channel = MSG_ReadChar(&cl_message);
261 		}
262 		else
263 		{
264 			channel = (unsigned short) MSG_ReadShort(&cl_message);
265 			ent = channel >> 3;
266 			channel &= 7;
267 		}
268 
269 		if (largesoundindex || (field_mask & SND_LARGESOUND) || cls.protocol == PROTOCOL_NEHAHRABJP2 || cls.protocol == PROTOCOL_NEHAHRABJP3)
270 			sound_num = (unsigned short) MSG_ReadShort(&cl_message);
271 		else
272 			sound_num = MSG_ReadByte(&cl_message);
273 	}
274 
275 	channel = CHAN_NET2ENGINE(channel);
276 
277 	MSG_ReadVector(&cl_message, pos, cls.protocol);
278 
279 	if (sound_num < 0 || sound_num >= MAX_SOUNDS)
280 	{
281 		Con_Printf("CL_ParseStartSoundPacket: sound_num (%i) >= MAX_SOUNDS (%i)\n", sound_num, MAX_SOUNDS);
282 		return;
283 	}
284 
285 	if (ent >= MAX_EDICTS)
286 	{
287 		Con_Printf("CL_ParseStartSoundPacket: ent = %i", ent);
288 		return;
289 	}
290 
291 	if (ent >= cl.max_entities)
292 		CL_ExpandEntities(ent);
293 
294 	if( !CL_VM_Event_Sound(sound_num, nvolume / 255.0f, channel, attenuation, ent, pos, fflags, speed) )
295 		S_StartSound_StartPosition_Flags (ent, channel, cl.sound_precache[sound_num], pos, nvolume/255.0f, attenuation, 0, fflags, speed);
296 }
297 
298 /*
299 ==================
300 CL_KeepaliveMessage
301 
302 When the client is taking a long time to load stuff, send keepalive messages
303 so the server doesn't disconnect.
304 ==================
305 */
306 
307 static unsigned char olddata[NET_MAXMESSAGE];
CL_KeepaliveMessage(qboolean readmessages)308 void CL_KeepaliveMessage (qboolean readmessages)
309 {
310 	static double lastdirtytime = 0;
311 	static qboolean recursive = false;
312 	double dirtytime;
313 	double deltatime;
314 	static double countdownmsg = 0;
315 	static double countdownupdate = 0;
316 	sizebuf_t old;
317 
318 	qboolean thisrecursive;
319 
320 	thisrecursive = recursive;
321 	recursive = true;
322 
323 	dirtytime = Sys_DirtyTime();
324 	deltatime = dirtytime - lastdirtytime;
325 	lastdirtytime = dirtytime;
326 	if (deltatime <= 0 || deltatime >= 1800.0)
327 		return;
328 
329 	countdownmsg -= deltatime;
330 	countdownupdate -= deltatime;
331 
332 	if(!thisrecursive)
333 	{
334 		if(cls.state != ca_dedicated)
335 		{
336 			if(countdownupdate <= 0) // check if time stepped backwards
337 			{
338 				SCR_UpdateLoadingScreenIfShown();
339 				countdownupdate = 2;
340 			}
341 		}
342 	}
343 
344 	// no need if server is local and definitely not if this is a demo
345 	if (sv.active || !cls.netcon || cls.protocol == PROTOCOL_QUAKEWORLD || cls.signon >= SIGNONS)
346 	{
347 		recursive = thisrecursive;
348 		return;
349 	}
350 
351 	if (readmessages)
352 	{
353 		// read messages from server, should just be nops
354 		old = cl_message;
355 		memcpy(olddata, cl_message.data, cl_message.cursize);
356 
357 		NetConn_ClientFrame();
358 
359 		cl_message = old;
360 		memcpy(cl_message.data, olddata, cl_message.cursize);
361 	}
362 
363 	if (cls.netcon && countdownmsg <= 0) // check if time stepped backwards
364 	{
365 		sizebuf_t	msg;
366 		unsigned char		buf[4];
367 		countdownmsg = 5;
368 		// write out a nop
369 		// LordHavoc: must use unreliable because reliable could kill the sigon message!
370 		Con_Print("--> client to server keepalive\n");
371 		memset(&msg, 0, sizeof(msg));
372 		msg.data = buf;
373 		msg.maxsize = sizeof(buf);
374 		MSG_WriteChar(&msg, clc_nop);
375 		NetConn_SendUnreliableMessage(cls.netcon, &msg, cls.protocol, 10000, 0, false);
376 	}
377 
378 	recursive = thisrecursive;
379 }
380 
CL_ParseEntityLump(char * entdata)381 void CL_ParseEntityLump(char *entdata)
382 {
383 	qboolean loadedsky = false;
384 	const char *data;
385 	char key[128], value[MAX_INPUTLINE];
386 	FOG_clear(); // LordHavoc: no fog until set
387 	// LordHavoc: default to the map's sky (q3 shader parsing sets this)
388 	R_SetSkyBox(cl.worldmodel->brush.skybox);
389 	data = entdata;
390 	if (!data)
391 		return;
392 	if (!COM_ParseToken_Simple(&data, false, false, true))
393 		return; // error
394 	if (com_token[0] != '{')
395 		return; // error
396 	while (1)
397 	{
398 		if (!COM_ParseToken_Simple(&data, false, false, true))
399 			return; // error
400 		if (com_token[0] == '}')
401 			break; // end of worldspawn
402 		if (com_token[0] == '_')
403 			strlcpy (key, com_token + 1, sizeof (key));
404 		else
405 			strlcpy (key, com_token, sizeof (key));
406 		while (key[strlen(key)-1] == ' ') // remove trailing spaces
407 			key[strlen(key)-1] = 0;
408 		if (!COM_ParseToken_Simple(&data, false, false, true))
409 			return; // error
410 		strlcpy (value, com_token, sizeof (value));
411 		if (!strcmp("sky", key))
412 		{
413 			loadedsky = true;
414 			R_SetSkyBox(value);
415 		}
416 		else if (!strcmp("skyname", key)) // non-standard, introduced by QuakeForge... sigh.
417 		{
418 			loadedsky = true;
419 			R_SetSkyBox(value);
420 		}
421 		else if (!strcmp("qlsky", key)) // non-standard, introduced by QuakeLives (EEK)
422 		{
423 			loadedsky = true;
424 			R_SetSkyBox(value);
425 		}
426 		else if (!strcmp("fog", key))
427 		{
428 			FOG_clear(); // so missing values get good defaults
429 			r_refdef.fog_start = 0;
430 			r_refdef.fog_alpha = 1;
431 			r_refdef.fog_end = 16384;
432 			r_refdef.fog_height = 1<<30;
433 			r_refdef.fog_fadedepth = 128;
434 #if _MSC_VER >= 1400
435 #define sscanf sscanf_s
436 #endif
437 			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);
438 		}
439 		else if (!strcmp("fog_density", key))
440 			r_refdef.fog_density = atof(value);
441 		else if (!strcmp("fog_red", key))
442 			r_refdef.fog_red = atof(value);
443 		else if (!strcmp("fog_green", key))
444 			r_refdef.fog_green = atof(value);
445 		else if (!strcmp("fog_blue", key))
446 			r_refdef.fog_blue = atof(value);
447 		else if (!strcmp("fog_alpha", key))
448 			r_refdef.fog_alpha = atof(value);
449 		else if (!strcmp("fog_start", key))
450 			r_refdef.fog_start = atof(value);
451 		else if (!strcmp("fog_end", key))
452 			r_refdef.fog_end = atof(value);
453 		else if (!strcmp("fog_height", key))
454 			r_refdef.fog_height = atof(value);
455 		else if (!strcmp("fog_fadedepth", key))
456 			r_refdef.fog_fadedepth = atof(value);
457 		else if (!strcmp("fog_heighttexture", key))
458 		{
459 			FOG_clear(); // so missing values get good defaults
460 #if _MSC_VER >= 1400
461 			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));
462 #else
463 			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);
464 #endif
465 			r_refdef.fog_height_texturename[63] = 0;
466 		}
467 	}
468 
469 	if (!loadedsky && cl.worldmodel->brush.isq2bsp)
470 		R_SetSkyBox("unit1_");
471 }
472 
473 static const vec3_t defaultmins = {-4096, -4096, -4096};
474 static const vec3_t defaultmaxs = {4096, 4096, 4096};
CL_SetupWorldModel(void)475 static void CL_SetupWorldModel(void)
476 {
477 	prvm_prog_t *prog = CLVM_prog;
478 	// update the world model
479 	cl.entities[0].render.model = cl.worldmodel = CL_GetModelByIndex(1);
480 	CL_UpdateRenderEntity(&cl.entities[0].render);
481 
482 	// make sure the cl.worldname and related cvars are set up now that we know the world model name
483 	// set up csqc world for collision culling
484 	if (cl.worldmodel)
485 	{
486 		strlcpy(cl.worldname, cl.worldmodel->name, sizeof(cl.worldname));
487 		FS_StripExtension(cl.worldname, cl.worldnamenoextension, sizeof(cl.worldnamenoextension));
488 		strlcpy(cl.worldbasename, !strncmp(cl.worldnamenoextension, "maps/", 5) ? cl.worldnamenoextension + 5 : cl.worldnamenoextension, sizeof(cl.worldbasename));
489 		Cvar_SetQuick(&cl_worldmessage, cl.worldmessage);
490 		Cvar_SetQuick(&cl_worldname, cl.worldname);
491 		Cvar_SetQuick(&cl_worldnamenoextension, cl.worldnamenoextension);
492 		Cvar_SetQuick(&cl_worldbasename, cl.worldbasename);
493 		World_SetSize(&cl.world, cl.worldname, cl.worldmodel->normalmins, cl.worldmodel->normalmaxs, prog);
494 	}
495 	else
496 	{
497 		Cvar_SetQuick(&cl_worldmessage, cl.worldmessage);
498 		Cvar_SetQuick(&cl_worldnamenoextension, "");
499 		Cvar_SetQuick(&cl_worldbasename, "");
500 		World_SetSize(&cl.world, "", defaultmins, defaultmaxs, prog);
501 	}
502 	World_Start(&cl.world);
503 
504 	// load or reload .loc file for team chat messages
505 	CL_Locs_Reload_f();
506 
507 	// make sure we send enough keepalives
508 	CL_KeepaliveMessage(false);
509 
510 	// reset particles and other per-level things
511 	R_Modules_NewMap();
512 
513 	// make sure we send enough keepalives
514 	CL_KeepaliveMessage(false);
515 
516 	// load the team chat beep if possible
517 	cl.foundtalk2wav = FS_FileExists("sound/misc/talk2.wav");
518 
519 	// check memory integrity
520 	Mem_CheckSentinelsGlobal();
521 
522 #ifdef CONFIG_MENU
523 	// make menu know
524 	MR_NewMap();
525 #endif
526 
527 	// load the csqc now
528 	if (cl.loadcsqc)
529 	{
530 		cl.loadcsqc = false;
531 
532 		CL_VM_Init();
533 	}
534 }
535 
QW_CL_CheckOrDownloadFile(const char * filename)536 static qboolean QW_CL_CheckOrDownloadFile(const char *filename)
537 {
538 	qfile_t *file;
539 	char vabuf[1024];
540 
541 	// see if the file already exists
542 	file = FS_OpenVirtualFile(filename, true);
543 	if (file)
544 	{
545 		FS_Close(file);
546 		return true;
547 	}
548 
549 	// download messages in a demo would be bad
550 	if (cls.demorecording)
551 	{
552 		Con_Printf("Unable to download \"%s\" when recording.\n", filename);
553 		return true;
554 	}
555 
556 	// don't try to download when playing a demo
557 	if (!cls.netcon)
558 		return true;
559 
560 	strlcpy(cls.qw_downloadname, filename, sizeof(cls.qw_downloadname));
561 	Con_Printf("Downloading %s\n", filename);
562 
563 	if (!cls.qw_downloadmemory)
564 	{
565 		cls.qw_downloadmemory = NULL;
566 		cls.qw_downloadmemorycursize = 0;
567 		cls.qw_downloadmemorymaxsize = 1024*1024; // start out with a 1MB buffer
568 	}
569 
570 	MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
571 	MSG_WriteString(&cls.netcon->message, va(vabuf, sizeof(vabuf), "download %s", filename));
572 
573 	cls.qw_downloadnumber++;
574 	cls.qw_downloadpercent = 0;
575 	cls.qw_downloadmemorycursize = 0;
576 
577 	return false;
578 }
579 
580 static void QW_CL_ProcessUserInfo(int slot);
QW_CL_RequestNextDownload(void)581 static void QW_CL_RequestNextDownload(void)
582 {
583 	int i;
584 	char vabuf[1024];
585 
586 	// clear name of file that just finished
587 	cls.qw_downloadname[0] = 0;
588 
589 	// skip the download fragment if playing a demo
590 	if (!cls.netcon)
591 	{
592 		return;
593 	}
594 
595 	switch (cls.qw_downloadtype)
596 	{
597 	case dl_single:
598 		break;
599 	case dl_skin:
600 		if (cls.qw_downloadnumber == 0)
601 			Con_Printf("Checking skins...\n");
602 		for (;cls.qw_downloadnumber < cl.maxclients;cls.qw_downloadnumber++)
603 		{
604 			if (!cl.scores[cls.qw_downloadnumber].name[0])
605 				continue;
606 			// check if we need to download the file, and return if so
607 			if (!QW_CL_CheckOrDownloadFile(va(vabuf, sizeof(vabuf), "skins/%s.pcx", cl.scores[cls.qw_downloadnumber].qw_skin)))
608 				return;
609 		}
610 
611 		cls.qw_downloadtype = dl_none;
612 
613 		// load any newly downloaded skins
614 		for (i = 0;i < cl.maxclients;i++)
615 			QW_CL_ProcessUserInfo(i);
616 
617 		// if we're still in signon stages, request the next one
618 		if (cls.signon != SIGNONS)
619 		{
620 			cls.signon = SIGNONS-1;
621 			// we'll go to SIGNONS when the first entity update is received
622 			MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
623 			MSG_WriteString(&cls.netcon->message, va(vabuf, sizeof(vabuf), "begin %i", cl.qw_servercount));
624 		}
625 		break;
626 	case dl_model:
627 		if (cls.qw_downloadnumber == 0)
628 		{
629 			Con_Printf("Checking models...\n");
630 			cls.qw_downloadnumber = 1;
631 		}
632 
633 		for (;cls.qw_downloadnumber < MAX_MODELS && cl.model_name[cls.qw_downloadnumber][0];cls.qw_downloadnumber++)
634 		{
635 			// skip submodels
636 			if (cl.model_name[cls.qw_downloadnumber][0] == '*')
637 				continue;
638 			if (!strcmp(cl.model_name[cls.qw_downloadnumber], "progs/spike.mdl"))
639 				cl.qw_modelindex_spike = cls.qw_downloadnumber;
640 			if (!strcmp(cl.model_name[cls.qw_downloadnumber], "progs/player.mdl"))
641 				cl.qw_modelindex_player = cls.qw_downloadnumber;
642 			if (!strcmp(cl.model_name[cls.qw_downloadnumber], "progs/flag.mdl"))
643 				cl.qw_modelindex_flag = cls.qw_downloadnumber;
644 			if (!strcmp(cl.model_name[cls.qw_downloadnumber], "progs/s_explod.spr"))
645 				cl.qw_modelindex_s_explod = cls.qw_downloadnumber;
646 			// check if we need to download the file, and return if so
647 			if (!QW_CL_CheckOrDownloadFile(cl.model_name[cls.qw_downloadnumber]))
648 				return;
649 		}
650 
651 		cls.qw_downloadtype = dl_none;
652 
653 		// touch all of the precached models that are still loaded so we can free
654 		// anything that isn't needed
655 		if (!sv.active)
656 			Mod_ClearUsed();
657 		for (i = 1;i < MAX_MODELS && cl.model_name[i][0];i++)
658 			Mod_FindName(cl.model_name[i], cl.model_name[i][0] == '*' ? cl.model_name[1] : NULL);
659 		// precache any models used by the client (this also marks them used)
660 		cl.model_bolt = Mod_ForName("progs/bolt.mdl", false, false, NULL);
661 		cl.model_bolt2 = Mod_ForName("progs/bolt2.mdl", false, false, NULL);
662 		cl.model_bolt3 = Mod_ForName("progs/bolt3.mdl", false, false, NULL);
663 		cl.model_beam = Mod_ForName("progs/beam.mdl", false, false, NULL);
664 
665 		// we purge the models and sounds later in CL_SignonReply
666 		//Mod_PurgeUnused();
667 
668 		// now we try to load everything that is new
669 
670 		// world model
671 		cl.model_precache[1] = Mod_ForName(cl.model_name[1], false, false, NULL);
672 		if (cl.model_precache[1]->Draw == NULL)
673 			Con_Printf("Map %s could not be found or downloaded\n", cl.model_name[1]);
674 
675 		// normal models
676 		for (i = 2;i < MAX_MODELS && cl.model_name[i][0];i++)
677 			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)
678 				Con_Printf("Model %s could not be found or downloaded\n", cl.model_name[i]);
679 
680 		// check memory integrity
681 		Mem_CheckSentinelsGlobal();
682 
683 		// now that we have a world model, set up the world entity, renderer
684 		// modules and csqc
685 		CL_SetupWorldModel();
686 
687 		// add pmodel/emodel CRCs to userinfo
688 		CL_SetInfo("pmodel", va(vabuf, sizeof(vabuf), "%i", FS_CRCFile("progs/player.mdl", NULL)), true, true, true, true);
689 		CL_SetInfo("emodel", va(vabuf, sizeof(vabuf), "%i", FS_CRCFile("progs/eyes.mdl", NULL)), true, true, true, true);
690 
691 		// done checking sounds and models, send a prespawn command now
692 		MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
693 		MSG_WriteString(&cls.netcon->message, va(vabuf, sizeof(vabuf), "prespawn %i 0 %i", cl.qw_servercount, cl.model_precache[1]->brush.qw_md4sum2));
694 
695 		if (cls.qw_downloadmemory)
696 		{
697 			Mem_Free(cls.qw_downloadmemory);
698 			cls.qw_downloadmemory = NULL;
699 		}
700 
701 		// done loading
702 		cl.loadfinished = true;
703 		break;
704 	case dl_sound:
705 		if (cls.qw_downloadnumber == 0)
706 		{
707 			Con_Printf("Checking sounds...\n");
708 			cls.qw_downloadnumber = 1;
709 		}
710 
711 		for (;cl.sound_name[cls.qw_downloadnumber][0];cls.qw_downloadnumber++)
712 		{
713 			// check if we need to download the file, and return if so
714 			if (!QW_CL_CheckOrDownloadFile(va(vabuf, sizeof(vabuf), "sound/%s", cl.sound_name[cls.qw_downloadnumber])))
715 				return;
716 		}
717 
718 		cls.qw_downloadtype = dl_none;
719 
720 		// clear sound usage flags for purging of unused sounds
721 		S_ClearUsed();
722 
723 		// precache any sounds used by the client
724 		cl.sfx_wizhit = S_PrecacheSound(cl_sound_wizardhit.string, false, true);
725 		cl.sfx_knighthit = S_PrecacheSound(cl_sound_hknighthit.string, false, true);
726 		cl.sfx_tink1 = S_PrecacheSound(cl_sound_tink1.string, false, true);
727 		cl.sfx_ric1 = S_PrecacheSound(cl_sound_ric1.string, false, true);
728 		cl.sfx_ric2 = S_PrecacheSound(cl_sound_ric2.string, false, true);
729 		cl.sfx_ric3 = S_PrecacheSound(cl_sound_ric3.string, false, true);
730 		cl.sfx_r_exp3 = S_PrecacheSound(cl_sound_r_exp3.string, false, true);
731 
732 		// sounds used by the game
733 		for (i = 1;i < MAX_SOUNDS && cl.sound_name[i][0];i++)
734 			cl.sound_precache[i] = S_PrecacheSound(cl.sound_name[i], true, true);
735 
736 		// we purge the models and sounds later in CL_SignonReply
737 		//S_PurgeUnused();
738 
739 		// check memory integrity
740 		Mem_CheckSentinelsGlobal();
741 
742 		// done with sound downloads, next we check models
743 		MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
744 		MSG_WriteString(&cls.netcon->message, va(vabuf, sizeof(vabuf), "modellist %i %i", cl.qw_servercount, 0));
745 		break;
746 	case dl_none:
747 	default:
748 		Con_Printf("Unknown download type.\n");
749 	}
750 }
751 
QW_CL_ParseDownload(void)752 static void QW_CL_ParseDownload(void)
753 {
754 	int size = (signed short)MSG_ReadShort(&cl_message);
755 	int percent = MSG_ReadByte(&cl_message);
756 
757 	//Con_Printf("download %i %i%% (%i/%i)\n", size, percent, cls.qw_downloadmemorycursize, cls.qw_downloadmemorymaxsize);
758 
759 	// skip the download fragment if playing a demo
760 	if (!cls.netcon)
761 	{
762 		if (size > 0)
763 			cl_message.readcount += size;
764 		return;
765 	}
766 
767 	if (size == -1)
768 	{
769 		Con_Printf("File not found.\n");
770 		QW_CL_RequestNextDownload();
771 		return;
772 	}
773 
774 	if (cl_message.readcount + (unsigned short)size > cl_message.cursize)
775 		Host_Error("corrupt download message\n");
776 
777 	// make sure the buffer is big enough to include this new fragment
778 	if (!cls.qw_downloadmemory || cls.qw_downloadmemorymaxsize < cls.qw_downloadmemorycursize + size)
779 	{
780 		unsigned char *old;
781 		while (cls.qw_downloadmemorymaxsize < cls.qw_downloadmemorycursize + size)
782 			cls.qw_downloadmemorymaxsize *= 2;
783 		old = cls.qw_downloadmemory;
784 		cls.qw_downloadmemory = (unsigned char *)Mem_Alloc(cls.permanentmempool, cls.qw_downloadmemorymaxsize);
785 		if (old)
786 		{
787 			memcpy(cls.qw_downloadmemory, old, cls.qw_downloadmemorycursize);
788 			Mem_Free(old);
789 		}
790 	}
791 
792 	// read the fragment out of the packet
793 	MSG_ReadBytes(&cl_message, size, cls.qw_downloadmemory + cls.qw_downloadmemorycursize);
794 	cls.qw_downloadmemorycursize += size;
795 	cls.qw_downloadspeedcount += size;
796 
797 	cls.qw_downloadpercent = percent;
798 
799 	if (percent != 100)
800 	{
801 		// request next fragment
802 		MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
803 		MSG_WriteString(&cls.netcon->message, "nextdl");
804 	}
805 	else
806 	{
807 		// finished file
808 		Con_Printf("Downloaded \"%s\"\n", cls.qw_downloadname);
809 
810 		FS_WriteFile(cls.qw_downloadname, cls.qw_downloadmemory, cls.qw_downloadmemorycursize);
811 
812 		cls.qw_downloadpercent = 0;
813 
814 		// start downloading the next file (or join the game)
815 		QW_CL_RequestNextDownload();
816 	}
817 }
818 
QW_CL_ParseModelList(void)819 static void QW_CL_ParseModelList(void)
820 {
821 	int n;
822 	int nummodels = MSG_ReadByte(&cl_message);
823 	char *str;
824 	char vabuf[1024];
825 
826 	// parse model precache list
827 	for (;;)
828 	{
829 		str = MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
830 		if (!str[0])
831 			break;
832 		nummodels++;
833 		if (nummodels==MAX_MODELS)
834 			Host_Error("Server sent too many model precaches");
835 		if (strlen(str) >= MAX_QPATH)
836 			Host_Error("Server sent a precache name of %i characters (max %i)", (int)strlen(str), MAX_QPATH - 1);
837 		strlcpy(cl.model_name[nummodels], str, sizeof (cl.model_name[nummodels]));
838 	}
839 
840 	n = MSG_ReadByte(&cl_message);
841 	if (n)
842 	{
843 		MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
844 		MSG_WriteString(&cls.netcon->message, va(vabuf, sizeof(vabuf), "modellist %i %i", cl.qw_servercount, n));
845 		return;
846 	}
847 
848 	cls.signon = 2;
849 	cls.qw_downloadnumber = 0;
850 	cls.qw_downloadtype = dl_model;
851 	QW_CL_RequestNextDownload();
852 }
853 
QW_CL_ParseSoundList(void)854 static void QW_CL_ParseSoundList(void)
855 {
856 	int n;
857 	int numsounds = MSG_ReadByte(&cl_message);
858 	char *str;
859 	char vabuf[1024];
860 
861 	// parse sound precache list
862 	for (;;)
863 	{
864 		str = MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
865 		if (!str[0])
866 			break;
867 		numsounds++;
868 		if (numsounds==MAX_SOUNDS)
869 			Host_Error("Server sent too many sound precaches");
870 		if (strlen(str) >= MAX_QPATH)
871 			Host_Error("Server sent a precache name of %i characters (max %i)", (int)strlen(str), MAX_QPATH - 1);
872 		strlcpy(cl.sound_name[numsounds], str, sizeof (cl.sound_name[numsounds]));
873 	}
874 
875 	n = MSG_ReadByte(&cl_message);
876 
877 	if (n)
878 	{
879 		MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
880 		MSG_WriteString(&cls.netcon->message, va(vabuf, sizeof(vabuf), "soundlist %i %i", cl.qw_servercount, n));
881 		return;
882 	}
883 
884 	cls.signon = 2;
885 	cls.qw_downloadnumber = 0;
886 	cls.qw_downloadtype = dl_sound;
887 	QW_CL_RequestNextDownload();
888 }
889 
QW_CL_Skins_f(void)890 static void QW_CL_Skins_f(void)
891 {
892 	cls.qw_downloadnumber = 0;
893 	cls.qw_downloadtype = dl_skin;
894 	QW_CL_RequestNextDownload();
895 }
896 
QW_CL_Changing_f(void)897 static void QW_CL_Changing_f(void)
898 {
899 	if (cls.qw_downloadmemory)  // don't change when downloading
900 		return;
901 
902 	S_StopAllSounds();
903 	cl.intermission = 0;
904 	cls.signon = 1;	// not active anymore, but not disconnected
905 	Con_Printf("\nChanging map...\n");
906 }
907 
QW_CL_NextUpload(void)908 void QW_CL_NextUpload(void)
909 {
910 	int r, percent, size;
911 
912 	if (!cls.qw_uploaddata)
913 		return;
914 
915 	r = cls.qw_uploadsize - cls.qw_uploadpos;
916 	if (r > 768)
917 		r = 768;
918 	size = min(1, cls.qw_uploadsize);
919 	percent = (cls.qw_uploadpos+r)*100/size;
920 
921 	MSG_WriteByte(&cls.netcon->message, qw_clc_upload);
922 	MSG_WriteShort(&cls.netcon->message, r);
923 	MSG_WriteByte(&cls.netcon->message, percent);
924 	SZ_Write(&cls.netcon->message, cls.qw_uploaddata + cls.qw_uploadpos, r);
925 
926 	Con_DPrintf("UPLOAD: %6d: %d written\n", cls.qw_uploadpos, r);
927 
928 	cls.qw_uploadpos += r;
929 
930 	if (cls.qw_uploadpos < cls.qw_uploadsize)
931 		return;
932 
933 	Con_Printf("Upload completed\n");
934 
935 	QW_CL_StopUpload();
936 }
937 
QW_CL_StartUpload(unsigned char * data,int size)938 void QW_CL_StartUpload(unsigned char *data, int size)
939 {
940 	// do nothing in demos or if not connected
941 	if (!cls.netcon)
942 		return;
943 
944 	// abort existing upload if in progress
945 	QW_CL_StopUpload();
946 
947 	Con_DPrintf("Starting upload of %d bytes...\n", size);
948 
949 	cls.qw_uploaddata = (unsigned char *)Mem_Alloc(cls.permanentmempool, size);
950 	memcpy(cls.qw_uploaddata, data, size);
951 	cls.qw_uploadsize = size;
952 	cls.qw_uploadpos = 0;
953 
954 	QW_CL_NextUpload();
955 }
956 
957 #if 0
958 qboolean QW_CL_IsUploading(void)
959 {
960 	return cls.qw_uploaddata != NULL;
961 }
962 #endif
963 
QW_CL_StopUpload(void)964 void QW_CL_StopUpload(void)
965 {
966 	if (cls.qw_uploaddata)
967 		Mem_Free(cls.qw_uploaddata);
968 	cls.qw_uploaddata = NULL;
969 	cls.qw_uploadsize = 0;
970 	cls.qw_uploadpos = 0;
971 }
972 
QW_CL_ProcessUserInfo(int slot)973 static void QW_CL_ProcessUserInfo(int slot)
974 {
975 	int topcolor, bottomcolor;
976 	char temp[2048];
977 	InfoString_GetValue(cl.scores[slot].qw_userinfo, "name", cl.scores[slot].name, sizeof(cl.scores[slot].name));
978 	InfoString_GetValue(cl.scores[slot].qw_userinfo, "topcolor", temp, sizeof(temp));topcolor = atoi(temp);
979 	InfoString_GetValue(cl.scores[slot].qw_userinfo, "bottomcolor", temp, sizeof(temp));bottomcolor = atoi(temp);
980 	cl.scores[slot].colors = topcolor * 16 + bottomcolor;
981 	InfoString_GetValue(cl.scores[slot].qw_userinfo, "*spectator", temp, sizeof(temp));
982 	cl.scores[slot].qw_spectator = temp[0] != 0;
983 	InfoString_GetValue(cl.scores[slot].qw_userinfo, "team", cl.scores[slot].qw_team, sizeof(cl.scores[slot].qw_team));
984 	InfoString_GetValue(cl.scores[slot].qw_userinfo, "skin", cl.scores[slot].qw_skin, sizeof(cl.scores[slot].qw_skin));
985 	if (!cl.scores[slot].qw_skin[0])
986 		strlcpy(cl.scores[slot].qw_skin, "base", sizeof(cl.scores[slot].qw_skin));
987 	// TODO: skin cache
988 }
989 
QW_CL_UpdateUserInfo(void)990 static void QW_CL_UpdateUserInfo(void)
991 {
992 	int slot;
993 	slot = MSG_ReadByte(&cl_message);
994 	if (slot >= cl.maxclients)
995 	{
996 		Con_Printf("svc_updateuserinfo >= cl.maxclients\n");
997 		MSG_ReadLong(&cl_message);
998 		MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
999 		return;
1000 	}
1001 	cl.scores[slot].qw_userid = MSG_ReadLong(&cl_message);
1002 	strlcpy(cl.scores[slot].qw_userinfo, MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)), sizeof(cl.scores[slot].qw_userinfo));
1003 
1004 	QW_CL_ProcessUserInfo(slot);
1005 }
1006 
QW_CL_SetInfo(void)1007 static void QW_CL_SetInfo(void)
1008 {
1009 	int slot;
1010 	char key[2048];
1011 	char value[2048];
1012 	slot = MSG_ReadByte(&cl_message);
1013 	strlcpy(key, MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)), sizeof(key));
1014 	strlcpy(value, MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)), sizeof(value));
1015 	if (slot >= cl.maxclients)
1016 	{
1017 		Con_Printf("svc_setinfo >= cl.maxclients\n");
1018 		return;
1019 	}
1020 	InfoString_SetValue(cl.scores[slot].qw_userinfo, sizeof(cl.scores[slot].qw_userinfo), key, value);
1021 
1022 	QW_CL_ProcessUserInfo(slot);
1023 }
1024 
QW_CL_ServerInfo(void)1025 static void QW_CL_ServerInfo(void)
1026 {
1027 	char key[2048];
1028 	char value[2048];
1029 	char temp[32];
1030 	strlcpy(key, MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)), sizeof(key));
1031 	strlcpy(value, MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)), sizeof(value));
1032 	Con_DPrintf("SERVERINFO: %s=%s\n", key, value);
1033 	InfoString_SetValue(cl.qw_serverinfo, sizeof(cl.qw_serverinfo), key, value);
1034 	InfoString_GetValue(cl.qw_serverinfo, "teamplay", temp, sizeof(temp));
1035 	cl.qw_teamplay = atoi(temp);
1036 }
1037 
QW_CL_ParseNails(void)1038 static void QW_CL_ParseNails(void)
1039 {
1040 	int i, j;
1041 	int numnails = MSG_ReadByte(&cl_message);
1042 	vec_t *v;
1043 	unsigned char bits[6];
1044 	for (i = 0;i < numnails;i++)
1045 	{
1046 		for (j = 0;j < 6;j++)
1047 			bits[j] = MSG_ReadByte(&cl_message);
1048 		if (cl.qw_num_nails >= 255)
1049 			continue;
1050 		v = cl.qw_nails[cl.qw_num_nails++];
1051 		v[0] = ( ( bits[0] + ((bits[1]&15)<<8) ) <<1) - 4096;
1052 		v[1] = ( ( (bits[1]>>4) + (bits[2]<<4) ) <<1) - 4096;
1053 		v[2] = ( ( bits[3] + ((bits[4]&15)<<8) ) <<1) - 4096;
1054 		v[3] = -360*(bits[4]>>4)/16;
1055 		v[4] = 360*bits[5]/256;
1056 		v[5] = 0;
1057 	}
1058 }
1059 
CL_UpdateItemsAndWeapon(void)1060 static void CL_UpdateItemsAndWeapon(void)
1061 {
1062 	int j;
1063 	// check for important changes
1064 
1065 	// set flash times
1066 	if (cl.olditems != cl.stats[STAT_ITEMS])
1067 		for (j = 0;j < 32;j++)
1068 			if ((cl.stats[STAT_ITEMS] & (1<<j)) && !(cl.olditems & (1<<j)))
1069 				cl.item_gettime[j] = cl.time;
1070 	cl.olditems = cl.stats[STAT_ITEMS];
1071 
1072 	// GAME_NEXUIZ hud needs weapon change time
1073 	if (cl.activeweapon != cl.stats[STAT_ACTIVEWEAPON])
1074 		cl.weapontime = cl.time;
1075 	cl.activeweapon = cl.stats[STAT_ACTIVEWEAPON];
1076 }
1077 
1078 #define LOADPROGRESSWEIGHT_SOUND            1.0
1079 #define LOADPROGRESSWEIGHT_MODEL            4.0
1080 #define LOADPROGRESSWEIGHT_WORLDMODEL      30.0
1081 #define LOADPROGRESSWEIGHT_WORLDMODEL_INIT  2.0
1082 
CL_BeginDownloads(qboolean aborteddownload)1083 static void CL_BeginDownloads(qboolean aborteddownload)
1084 {
1085 	char vabuf[1024];
1086 	// quakeworld works differently
1087 	if (cls.protocol == PROTOCOL_QUAKEWORLD)
1088 		return;
1089 
1090 	// this would be a good place to do curl downloads
1091 	if(Curl_Have_forthismap())
1092 	{
1093 		Curl_Register_predownload(); // come back later
1094 		return;
1095 	}
1096 
1097 	// if we got here...
1098 	// curl is done, so let's start with the business
1099 	if(!cl.loadbegun)
1100 		SCR_PushLoadingScreen(false, "Loading precaches", 1);
1101 	cl.loadbegun = true;
1102 
1103 	// if already downloading something from the previous level, don't stop it
1104 	if (cls.qw_downloadname[0])
1105 		return;
1106 
1107 	if (cl.downloadcsqc)
1108 	{
1109 		size_t progsize;
1110 		cl.downloadcsqc = false;
1111 		if (cls.netcon
1112 		 && !sv.active
1113 		 && csqc_progname.string
1114 		 && csqc_progname.string[0]
1115 		 && csqc_progcrc.integer >= 0
1116 		 && cl_serverextension_download.integer
1117 		 && (FS_CRCFile(csqc_progname.string, &progsize) != csqc_progcrc.integer || ((int)progsize != csqc_progsize.integer && csqc_progsize.integer != -1))
1118 		 && !FS_FileExists(va(vabuf, sizeof(vabuf), "dlcache/%s.%i.%i", csqc_progname.string, csqc_progsize.integer, csqc_progcrc.integer)))
1119 		{
1120 			Con_Printf("Downloading new CSQC code to dlcache/%s.%i.%i\n", csqc_progname.string, csqc_progsize.integer, csqc_progcrc.integer);
1121 			if(cl_serverextension_download.integer == 2 && FS_HasZlib())
1122 				Cmd_ForwardStringToServer(va(vabuf, sizeof(vabuf), "download %s deflate", csqc_progname.string));
1123 			else
1124 				Cmd_ForwardStringToServer(va(vabuf, sizeof(vabuf), "download %s", csqc_progname.string));
1125 			return;
1126 		}
1127 	}
1128 
1129 	if (cl.loadmodel_current < cl.loadmodel_total)
1130 	{
1131 		// loading models
1132 		if(cl.loadmodel_current == 1)
1133 		{
1134 			// worldmodel counts as 16 models (15 + world model setup), for better progress bar
1135 			SCR_PushLoadingScreen(false, "Loading precached models",
1136 				(
1137 					(cl.loadmodel_total - 1) * LOADPROGRESSWEIGHT_MODEL
1138 				+	LOADPROGRESSWEIGHT_WORLDMODEL
1139 				+	LOADPROGRESSWEIGHT_WORLDMODEL_INIT
1140 				) / (
1141 					(cl.loadmodel_total - 1) * LOADPROGRESSWEIGHT_MODEL
1142 				+	LOADPROGRESSWEIGHT_WORLDMODEL
1143 				+	LOADPROGRESSWEIGHT_WORLDMODEL_INIT
1144 				+	cl.loadsound_total * LOADPROGRESSWEIGHT_SOUND
1145 				)
1146 			);
1147 			SCR_BeginLoadingPlaque(false);
1148 		}
1149 		for (;cl.loadmodel_current < cl.loadmodel_total;cl.loadmodel_current++)
1150 		{
1151 			SCR_PushLoadingScreen(false, cl.model_name[cl.loadmodel_current],
1152 				(
1153 					(cl.loadmodel_current == 1) ? LOADPROGRESSWEIGHT_WORLDMODEL : LOADPROGRESSWEIGHT_MODEL
1154 				) / (
1155 					(cl.loadmodel_total - 1) * LOADPROGRESSWEIGHT_MODEL
1156 				+	LOADPROGRESSWEIGHT_WORLDMODEL
1157 				+	LOADPROGRESSWEIGHT_WORLDMODEL_INIT
1158 				)
1159 			);
1160 			if (cl.model_precache[cl.loadmodel_current] && cl.model_precache[cl.loadmodel_current]->Draw)
1161 			{
1162 				SCR_PopLoadingScreen(false);
1163 				if(cl.loadmodel_current == 1)
1164 				{
1165 					SCR_PushLoadingScreen(false, cl.model_name[cl.loadmodel_current], 1.0 / cl.loadmodel_total);
1166 					SCR_PopLoadingScreen(false);
1167 				}
1168 				continue;
1169 			}
1170 			CL_KeepaliveMessage(true);
1171 
1172 			// if running a local game, calling Mod_ForName is a completely wasted effort...
1173 			if (sv.active)
1174 				cl.model_precache[cl.loadmodel_current] = sv.models[cl.loadmodel_current];
1175 			else
1176 			{
1177 				if(cl.loadmodel_current == 1)
1178 				{
1179 					// they'll be soon loaded, but make sure we apply freshly downloaded shaders from a curled pk3
1180 					Mod_FreeQ3Shaders();
1181 				}
1182 				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);
1183 			}
1184 			SCR_PopLoadingScreen(false);
1185 			if (cl.model_precache[cl.loadmodel_current] && cl.model_precache[cl.loadmodel_current]->Draw && cl.loadmodel_current == 1)
1186 			{
1187 				// we now have the worldmodel so we can set up the game world
1188 				SCR_PushLoadingScreen(true, "world model setup",
1189 					(
1190 						LOADPROGRESSWEIGHT_WORLDMODEL_INIT
1191 					) / (
1192 						(cl.loadmodel_total - 1) * LOADPROGRESSWEIGHT_MODEL
1193 					+	LOADPROGRESSWEIGHT_WORLDMODEL
1194 					+	LOADPROGRESSWEIGHT_WORLDMODEL_INIT
1195 					)
1196 				);
1197 				CL_SetupWorldModel();
1198 				SCR_PopLoadingScreen(true);
1199 				if (!cl.loadfinished && cl_joinbeforedownloadsfinish.integer)
1200 				{
1201 					cl.loadfinished = true;
1202 					// now issue the spawn to move on to signon 2 like normal
1203 					if (cls.netcon)
1204 						Cmd_ForwardStringToServer("prespawn");
1205 				}
1206 			}
1207 		}
1208 		SCR_PopLoadingScreen(false);
1209 		// finished loading models
1210 	}
1211 
1212 	if (cl.loadsound_current < cl.loadsound_total)
1213 	{
1214 		// loading sounds
1215 		if(cl.loadsound_current == 1)
1216 			SCR_PushLoadingScreen(false, "Loading precached sounds",
1217 				(
1218 					cl.loadsound_total * LOADPROGRESSWEIGHT_SOUND
1219 				) / (
1220 					(cl.loadmodel_total - 1) * LOADPROGRESSWEIGHT_MODEL
1221 				+	LOADPROGRESSWEIGHT_WORLDMODEL
1222 				+	LOADPROGRESSWEIGHT_WORLDMODEL_INIT
1223 				+	cl.loadsound_total * LOADPROGRESSWEIGHT_SOUND
1224 				)
1225 			);
1226 		for (;cl.loadsound_current < cl.loadsound_total;cl.loadsound_current++)
1227 		{
1228 			SCR_PushLoadingScreen(false, cl.sound_name[cl.loadsound_current], 1.0 / cl.loadsound_total);
1229 			if (cl.sound_precache[cl.loadsound_current] && S_IsSoundPrecached(cl.sound_precache[cl.loadsound_current]))
1230 			{
1231 				SCR_PopLoadingScreen(false);
1232 				continue;
1233 			}
1234 			CL_KeepaliveMessage(true);
1235 			cl.sound_precache[cl.loadsound_current] = S_PrecacheSound(cl.sound_name[cl.loadsound_current], false, true);
1236 			SCR_PopLoadingScreen(false);
1237 		}
1238 		SCR_PopLoadingScreen(false);
1239 		// finished loading sounds
1240 	}
1241 
1242 	if(IS_NEXUIZ_DERIVED(gamemode))
1243 		Cvar_SetValueQuick(&cl_serverextension_download, false);
1244 		// in Nexuiz/Xonotic, the built in download protocol is kinda broken (misses lots
1245 		// of dependencies) anyway, and can mess around with the game directory;
1246 		// until this is fixed, only support pk3 downloads via curl, and turn off
1247 		// individual file downloads other than for CSQC
1248 		// on the other end of the download protocol, GAME_NEXUIZ/GAME_XONOTIC enforces writing
1249 		// to dlcache only
1250 		// idea: support download of pk3 files using this protocol later
1251 
1252 	// note: the reason these loops skip already-loaded things is that it
1253 	// enables this command to be issued during the game if desired
1254 
1255 	if (cl.downloadmodel_current < cl.loadmodel_total)
1256 	{
1257 		// loading models
1258 
1259 		for (;cl.downloadmodel_current < cl.loadmodel_total;cl.downloadmodel_current++)
1260 		{
1261 			if (aborteddownload)
1262 			{
1263 
1264 				if (cl.downloadmodel_current == 1)
1265 				{
1266 					// the worldmodel failed, but we need to set up anyway
1267 					Mod_FreeQ3Shaders();
1268 					CL_SetupWorldModel();
1269 					if (!cl.loadfinished && cl_joinbeforedownloadsfinish.integer)
1270 					{
1271 						cl.loadfinished = true;
1272 						// now issue the spawn to move on to signon 2 like normal
1273 						if (cls.netcon)
1274 							Cmd_ForwardStringToServer("prespawn");
1275 					}
1276 				}
1277 				aborteddownload = false;
1278 				continue;
1279 			}
1280 			if (cl.model_precache[cl.downloadmodel_current] && cl.model_precache[cl.downloadmodel_current]->Draw)
1281 				continue;
1282 			CL_KeepaliveMessage(true);
1283 			if (cl.model_name[cl.downloadmodel_current][0] != '*' && strcmp(cl.model_name[cl.downloadmodel_current], "null") && !FS_FileExists(cl.model_name[cl.downloadmodel_current]))
1284 			{
1285 				if (cl.downloadmodel_current == 1)
1286 					Con_Printf("Map %s not found\n", cl.model_name[cl.downloadmodel_current]);
1287 				else
1288 					Con_Printf("Model %s not found\n", cl.model_name[cl.downloadmodel_current]);
1289 				// regarding the * check: don't try to download submodels
1290 				if (cl_serverextension_download.integer && cls.netcon && cl.model_name[cl.downloadmodel_current][0] != '*' && !sv.active)
1291 				{
1292 					Cmd_ForwardStringToServer(va(vabuf, sizeof(vabuf), "download %s", cl.model_name[cl.downloadmodel_current]));
1293 					// we'll try loading again when the download finishes
1294 					return;
1295 				}
1296 			}
1297 
1298 			if(cl.downloadmodel_current == 1)
1299 			{
1300 				// they'll be soon loaded, but make sure we apply freshly downloaded shaders from a curled pk3
1301 				Mod_FreeQ3Shaders();
1302 			}
1303 
1304 			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);
1305 			if (cl.downloadmodel_current == 1)
1306 			{
1307 				// we now have the worldmodel so we can set up the game world
1308 				// or maybe we do not have it (cl_serverextension_download 0)
1309 				// then we need to continue loading ANYWAY!
1310 				CL_SetupWorldModel();
1311 				if (!cl.loadfinished && cl_joinbeforedownloadsfinish.integer)
1312 				{
1313 					cl.loadfinished = true;
1314 					// now issue the spawn to move on to signon 2 like normal
1315 					if (cls.netcon)
1316 						Cmd_ForwardStringToServer("prespawn");
1317 				}
1318 			}
1319 		}
1320 
1321 		// finished loading models
1322 	}
1323 
1324 	if (cl.downloadsound_current < cl.loadsound_total)
1325 	{
1326 		// loading sounds
1327 
1328 		for (;cl.downloadsound_current < cl.loadsound_total;cl.downloadsound_current++)
1329 		{
1330 			char soundname[MAX_QPATH];
1331 			if (aborteddownload)
1332 			{
1333 				aborteddownload = false;
1334 				continue;
1335 			}
1336 			if (cl.sound_precache[cl.downloadsound_current] && S_IsSoundPrecached(cl.sound_precache[cl.downloadsound_current]))
1337 				continue;
1338 			CL_KeepaliveMessage(true);
1339 			dpsnprintf(soundname, sizeof(soundname), "sound/%s", cl.sound_name[cl.downloadsound_current]);
1340 			if (!FS_FileExists(soundname) && !FS_FileExists(cl.sound_name[cl.downloadsound_current]))
1341 			{
1342 				Con_Printf("Sound %s not found\n", soundname);
1343 				if (cl_serverextension_download.integer && cls.netcon && !sv.active)
1344 				{
1345 					Cmd_ForwardStringToServer(va(vabuf, sizeof(vabuf), "download %s", soundname));
1346 					// we'll try loading again when the download finishes
1347 					return;
1348 				}
1349 			}
1350 			cl.sound_precache[cl.downloadsound_current] = S_PrecacheSound(cl.sound_name[cl.downloadsound_current], false, true);
1351 		}
1352 
1353 		// finished loading sounds
1354 	}
1355 
1356 	SCR_PopLoadingScreen(false);
1357 
1358 	if (!cl.loadfinished)
1359 	{
1360 		cl.loadfinished = true;
1361 
1362 		// check memory integrity
1363 		Mem_CheckSentinelsGlobal();
1364 
1365 		// now issue the spawn to move on to signon 2 like normal
1366 		if (cls.netcon)
1367 			Cmd_ForwardStringToServer("prespawn");
1368 	}
1369 }
1370 
CL_BeginDownloads_f(void)1371 static void CL_BeginDownloads_f(void)
1372 {
1373 	// prevent cl_begindownloads from being issued multiple times in one match
1374 	// to prevent accidentally cancelled downloads
1375 	if(cl.loadbegun)
1376 		Con_Printf("cl_begindownloads is only valid once per match\n");
1377 	else
1378 		CL_BeginDownloads(false);
1379 }
1380 
CL_StopDownload(int size,int crc)1381 static void CL_StopDownload(int size, int crc)
1382 {
1383 	if (cls.qw_downloadmemory && cls.qw_downloadmemorycursize == size && CRC_Block(cls.qw_downloadmemory, cls.qw_downloadmemorycursize) == crc)
1384 	{
1385 		int existingcrc;
1386 		size_t existingsize;
1387 		const char *extension;
1388 
1389 		if(cls.qw_download_deflate)
1390 		{
1391 			unsigned char *out;
1392 			size_t inflated_size;
1393 			out = FS_Inflate(cls.qw_downloadmemory, cls.qw_downloadmemorycursize, &inflated_size, tempmempool);
1394 			Mem_Free(cls.qw_downloadmemory);
1395 			if(out)
1396 			{
1397 				Con_Printf("Inflated download: new size: %u (%g%%)\n", (unsigned)inflated_size, 100.0 - 100.0*(cls.qw_downloadmemorycursize / (float)inflated_size));
1398 				cls.qw_downloadmemory = out;
1399 				cls.qw_downloadmemorycursize = (int)inflated_size;
1400 			}
1401 			else
1402 			{
1403 				cls.qw_downloadmemory = NULL;
1404 				cls.qw_downloadmemorycursize = 0;
1405 				Con_Printf("Cannot inflate download, possibly corrupt or zlib not present\n");
1406 			}
1407 		}
1408 
1409 		if(!cls.qw_downloadmemory)
1410 		{
1411 			Con_Printf("Download \"%s\" is corrupt (see above!)\n", cls.qw_downloadname);
1412 		}
1413 		else
1414 		{
1415 			crc = CRC_Block(cls.qw_downloadmemory, cls.qw_downloadmemorycursize);
1416 			size = cls.qw_downloadmemorycursize;
1417 			// finished file
1418 			// save to disk only if we don't already have it
1419 			// (this is mainly for playing back demos)
1420 			existingcrc = FS_CRCFile(cls.qw_downloadname, &existingsize);
1421 			if (existingsize || IS_NEXUIZ_DERIVED(gamemode) || !strcmp(cls.qw_downloadname, csqc_progname.string))
1422 				// let csprogs ALWAYS go to dlcache, to prevent "viral csprogs"; also, never put files outside dlcache for Nexuiz/Xonotic
1423 			{
1424 				if ((int)existingsize != size || existingcrc != crc)
1425 				{
1426 					// we have a mismatching file, pick another name for it
1427 					char name[MAX_QPATH*2];
1428 					dpsnprintf(name, sizeof(name), "dlcache/%s.%i.%i", cls.qw_downloadname, size, crc);
1429 					if (!FS_FileExists(name))
1430 					{
1431 						Con_Printf("Downloaded \"%s\" (%i bytes, %i CRC)\n", name, size, crc);
1432 						FS_WriteFile(name, cls.qw_downloadmemory, cls.qw_downloadmemorycursize);
1433 						if(!strcmp(cls.qw_downloadname, csqc_progname.string))
1434 						{
1435 							if(cls.caughtcsprogsdata)
1436 								Mem_Free(cls.caughtcsprogsdata);
1437 							cls.caughtcsprogsdata = (unsigned char *) Mem_Alloc(cls.permanentmempool, cls.qw_downloadmemorycursize);
1438 							memcpy(cls.caughtcsprogsdata, cls.qw_downloadmemory, cls.qw_downloadmemorycursize);
1439 							cls.caughtcsprogsdatasize = cls.qw_downloadmemorycursize;
1440 							Con_DPrintf("Buffered \"%s\"\n", name);
1441 						}
1442 					}
1443 				}
1444 			}
1445 			else
1446 			{
1447 				// we either don't have it or have a mismatching file...
1448 				// so it's time to accept the file
1449 				// but if we already have a mismatching file we need to rename
1450 				// this new one, and if we already have this file in renamed form,
1451 				// we do nothing
1452 				Con_Printf("Downloaded \"%s\" (%i bytes, %i CRC)\n", cls.qw_downloadname, size, crc);
1453 				FS_WriteFile(cls.qw_downloadname, cls.qw_downloadmemory, cls.qw_downloadmemorycursize);
1454 				extension = FS_FileExtension(cls.qw_downloadname);
1455 				if (!strcasecmp(extension, "pak") || !strcasecmp(extension, "pk3"))
1456 					FS_Rescan();
1457 			}
1458 		}
1459 	}
1460 	else if (cls.qw_downloadmemory && size)
1461 	{
1462 		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));
1463 		CL_BeginDownloads(true);
1464 	}
1465 
1466 	if (cls.qw_downloadmemory)
1467 		Mem_Free(cls.qw_downloadmemory);
1468 	cls.qw_downloadmemory = NULL;
1469 	cls.qw_downloadname[0] = 0;
1470 	cls.qw_downloadmemorymaxsize = 0;
1471 	cls.qw_downloadmemorycursize = 0;
1472 	cls.qw_downloadpercent = 0;
1473 }
1474 
CL_ParseDownload(void)1475 static void CL_ParseDownload(void)
1476 {
1477 	int i, start, size;
1478 	static unsigned char data[NET_MAXMESSAGE];
1479 	start = MSG_ReadLong(&cl_message);
1480 	size = (unsigned short)MSG_ReadShort(&cl_message);
1481 
1482 	// record the start/size information to ack in the next input packet
1483 	for (i = 0;i < CL_MAX_DOWNLOADACKS;i++)
1484 	{
1485 		if (!cls.dp_downloadack[i].start && !cls.dp_downloadack[i].size)
1486 		{
1487 			cls.dp_downloadack[i].start = start;
1488 			cls.dp_downloadack[i].size = size;
1489 			break;
1490 		}
1491 	}
1492 
1493 	MSG_ReadBytes(&cl_message, size, data);
1494 
1495 	if (!cls.qw_downloadname[0])
1496 	{
1497 		if (size > 0)
1498 			Con_Printf("CL_ParseDownload: received %i bytes with no download active\n", size);
1499 		return;
1500 	}
1501 
1502 	if (start + size > cls.qw_downloadmemorymaxsize)
1503 		Host_Error("corrupt download message\n");
1504 
1505 	// only advance cursize if the data is at the expected position
1506 	// (gaps are unacceptable)
1507 	memcpy(cls.qw_downloadmemory + start, data, size);
1508 	cls.qw_downloadmemorycursize = start + size;
1509 	cls.qw_downloadpercent = (int)floor((start+size) * 100.0 / cls.qw_downloadmemorymaxsize);
1510 	cls.qw_downloadpercent = bound(0, cls.qw_downloadpercent, 100);
1511 	cls.qw_downloadspeedcount += size;
1512 }
1513 
CL_DownloadBegin_f(void)1514 static void CL_DownloadBegin_f(void)
1515 {
1516 	int size = atoi(Cmd_Argv(1));
1517 
1518 	if (size < 0 || size > 1<<30 || FS_CheckNastyPath(Cmd_Argv(2), false))
1519 	{
1520 		Con_Printf("cl_downloadbegin: received bogus information\n");
1521 		CL_StopDownload(0, 0);
1522 		return;
1523 	}
1524 
1525 	if (cls.qw_downloadname[0])
1526 		Con_Printf("Download of %s aborted\n", cls.qw_downloadname);
1527 
1528 	CL_StopDownload(0, 0);
1529 
1530 	// we're really beginning a download now, so initialize stuff
1531 	strlcpy(cls.qw_downloadname, Cmd_Argv(2), sizeof(cls.qw_downloadname));
1532 	cls.qw_downloadmemorymaxsize = size;
1533 	cls.qw_downloadmemory = (unsigned char *) Mem_Alloc(cls.permanentmempool, cls.qw_downloadmemorymaxsize);
1534 	cls.qw_downloadnumber++;
1535 
1536 	cls.qw_download_deflate = false;
1537 	if(Cmd_Argc() >= 4)
1538 	{
1539 		if(!strcmp(Cmd_Argv(3), "deflate"))
1540 			cls.qw_download_deflate = true;
1541 		// check further encodings here
1542 	}
1543 
1544 	Cmd_ForwardStringToServer("sv_startdownload");
1545 }
1546 
CL_StopDownload_f(void)1547 static void CL_StopDownload_f(void)
1548 {
1549 	Curl_CancelAll();
1550 	if (cls.qw_downloadname[0])
1551 	{
1552 		Con_Printf("Download of %s aborted\n", cls.qw_downloadname);
1553 		CL_StopDownload(0, 0);
1554 	}
1555 	CL_BeginDownloads(true);
1556 }
1557 
CL_DownloadFinished_f(void)1558 static void CL_DownloadFinished_f(void)
1559 {
1560 	if (Cmd_Argc() < 3)
1561 	{
1562 		Con_Printf("Malformed cl_downloadfinished command\n");
1563 		return;
1564 	}
1565 	CL_StopDownload(atoi(Cmd_Argv(1)), atoi(Cmd_Argv(2)));
1566 	CL_BeginDownloads(false);
1567 }
1568 
CL_SendPlayerInfo(void)1569 static void CL_SendPlayerInfo(void)
1570 {
1571 	char vabuf[1024];
1572 	MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1573 	MSG_WriteString (&cls.netcon->message, va(vabuf, sizeof(vabuf), "name \"%s\"", cl_name.string));
1574 
1575 	MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1576 	MSG_WriteString (&cls.netcon->message, va(vabuf, sizeof(vabuf), "color %i %i", cl_color.integer >> 4, cl_color.integer & 15));
1577 
1578 	MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1579 	MSG_WriteString (&cls.netcon->message, va(vabuf, sizeof(vabuf), "rate %i", cl_rate.integer));
1580 
1581 	MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1582 	MSG_WriteString (&cls.netcon->message, va(vabuf, sizeof(vabuf), "rate_burstsize %i", cl_rate_burstsize.integer));
1583 
1584 	if (cl_pmodel.integer)
1585 	{
1586 		MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1587 		MSG_WriteString (&cls.netcon->message, va(vabuf, sizeof(vabuf), "pmodel %i", cl_pmodel.integer));
1588 	}
1589 	if (*cl_playermodel.string)
1590 	{
1591 		MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1592 		MSG_WriteString (&cls.netcon->message, va(vabuf, sizeof(vabuf), "playermodel %s", cl_playermodel.string));
1593 	}
1594 	if (*cl_playerskin.string)
1595 	{
1596 		MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1597 		MSG_WriteString (&cls.netcon->message, va(vabuf, sizeof(vabuf), "playerskin %s", cl_playerskin.string));
1598 	}
1599 }
1600 
1601 /*
1602 =====================
1603 CL_SignonReply
1604 
1605 An svc_signonnum has been received, perform a client side setup
1606 =====================
1607 */
CL_SignonReply(void)1608 static void CL_SignonReply (void)
1609 {
1610 	Con_DPrintf("CL_SignonReply: %i\n", cls.signon);
1611 
1612 	switch (cls.signon)
1613 	{
1614 	case 1:
1615 		if (cls.netcon)
1616 		{
1617 			// send player info before we begin downloads
1618 			// (so that the server can see the player name while downloading)
1619 			CL_SendPlayerInfo();
1620 
1621 			// execute cl_begindownloads next frame
1622 			// (after any commands added by svc_stufftext have been executed)
1623 			// when done with downloads the "prespawn" will be sent
1624 			Cbuf_AddText("\ncl_begindownloads\n");
1625 
1626 			//MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1627 			//MSG_WriteString (&cls.netcon->message, "prespawn");
1628 		}
1629 		else // playing a demo...  make sure loading occurs as soon as possible
1630 			CL_BeginDownloads(false);
1631 		break;
1632 
1633 	case 2:
1634 		if (cls.netcon)
1635 		{
1636 			// LordHavoc: quake sent the player info here but due to downloads
1637 			// it is sent earlier instead
1638 			// CL_SendPlayerInfo();
1639 
1640 			// LordHavoc: changed to begin a loading stage and issue this when done
1641 			MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1642 			MSG_WriteString (&cls.netcon->message, "spawn");
1643 		}
1644 		break;
1645 
1646 	case 3:
1647 		if (cls.netcon)
1648 		{
1649 			MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1650 			MSG_WriteString (&cls.netcon->message, "begin");
1651 		}
1652 		break;
1653 
1654 	case 4:
1655 		// after the level has been loaded, we shouldn't need the shaders, and
1656 		// if they are needed again they will be automatically loaded...
1657 		// we also don't need the unused models or sounds from the last level
1658 		Mod_FreeQ3Shaders();
1659 		Mod_PurgeUnused();
1660 		S_PurgeUnused();
1661 
1662 		Con_ClearNotify();
1663 		if (COM_CheckParm("-profilegameonly"))
1664 			Sys_AllowProfiling(true);
1665 		break;
1666 	}
1667 }
1668 
1669 /*
1670 ==================
1671 CL_ParseServerInfo
1672 ==================
1673 */
CL_ParseServerInfo(void)1674 static void CL_ParseServerInfo (void)
1675 {
1676 	char *str;
1677 	int i;
1678 	protocolversion_t protocol;
1679 	int nummodels, numsounds;
1680 	char vabuf[1024];
1681 
1682 	// if we start loading a level and a video is still playing, stop it
1683 	CL_VideoStop();
1684 
1685 	Con_DPrint("Serverinfo packet received.\n");
1686 	Collision_Cache_Reset(true);
1687 
1688 	// if server is active, we already began a loading plaque
1689 	if (!sv.active)
1690 	{
1691 		SCR_BeginLoadingPlaque(false);
1692 		S_StopAllSounds();
1693 		// free q3 shaders so that any newly downloaded shaders will be active
1694 		Mod_FreeQ3Shaders();
1695 	}
1696 
1697 	// check memory integrity
1698 	Mem_CheckSentinelsGlobal();
1699 
1700 	// clear cl_serverextension cvars
1701 	Cvar_SetValueQuick(&cl_serverextension_download, 0);
1702 
1703 //
1704 // wipe the client_state_t struct
1705 //
1706 	CL_ClearState ();
1707 
1708 // parse protocol version number
1709 	i = MSG_ReadLong(&cl_message);
1710 	protocol = Protocol_EnumForNumber(i);
1711 	if (protocol == PROTOCOL_UNKNOWN)
1712 	{
1713 		Host_Error("CL_ParseServerInfo: Server is unrecognized protocol number (%i)", i);
1714 		return;
1715 	}
1716 	// hack for unmarked Nehahra movie demos which had a custom protocol
1717 	if (protocol == PROTOCOL_QUAKEDP && cls.demoplayback && gamemode == GAME_NEHAHRA)
1718 		protocol = PROTOCOL_NEHAHRAMOVIE;
1719 	cls.protocol = protocol;
1720 	Con_DPrintf("Server protocol is %s\n", Protocol_NameForEnum(cls.protocol));
1721 
1722 	cl.num_entities = 1;
1723 
1724 	if (protocol == PROTOCOL_QUAKEWORLD)
1725 	{
1726 		char gamedir[1][MAX_QPATH];
1727 
1728 		cl.qw_servercount = MSG_ReadLong(&cl_message);
1729 
1730 		str = MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
1731 		Con_Printf("server gamedir is %s\n", str);
1732 		strlcpy(gamedir[0], str, sizeof(gamedir[0]));
1733 
1734 		// change gamedir if needed
1735 		if (!FS_ChangeGameDirs(1, gamedir, true, false))
1736 			Host_Error("CL_ParseServerInfo: unable to switch to server specified gamedir");
1737 
1738 		cl.gametype = GAME_DEATHMATCH;
1739 		cl.maxclients = 32;
1740 
1741 		// parse player number
1742 		i = MSG_ReadByte(&cl_message);
1743 		// 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)
1744 		//cl.qw_spectator = (i & 128) != 0;
1745 		cl.realplayerentity = cl.playerentity = cl.viewentity = (i & 127) + 1;
1746 		cl.scores = (scoreboard_t *)Mem_Alloc(cls.levelmempool, cl.maxclients*sizeof(*cl.scores));
1747 
1748 		// get the full level name
1749 		str = MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
1750 		strlcpy (cl.worldmessage, str, sizeof(cl.worldmessage));
1751 
1752 		// get the movevars that are defined in the qw protocol
1753 		cl.movevars_gravity            = MSG_ReadFloat(&cl_message);
1754 		cl.movevars_stopspeed          = MSG_ReadFloat(&cl_message);
1755 		cl.movevars_maxspeed           = MSG_ReadFloat(&cl_message);
1756 		cl.movevars_spectatormaxspeed  = MSG_ReadFloat(&cl_message);
1757 		cl.movevars_accelerate         = MSG_ReadFloat(&cl_message);
1758 		cl.movevars_airaccelerate      = MSG_ReadFloat(&cl_message);
1759 		cl.movevars_wateraccelerate    = MSG_ReadFloat(&cl_message);
1760 		cl.movevars_friction           = MSG_ReadFloat(&cl_message);
1761 		cl.movevars_waterfriction      = MSG_ReadFloat(&cl_message);
1762 		cl.movevars_entgravity         = MSG_ReadFloat(&cl_message);
1763 
1764 		// other movevars not in the protocol...
1765 		cl.movevars_wallfriction = 0;
1766 		cl.movevars_timescale = 1;
1767 		cl.movevars_jumpvelocity = 270;
1768 		cl.movevars_edgefriction = 1;
1769 		cl.movevars_maxairspeed = 30;
1770 		cl.movevars_stepheight = 18;
1771 		cl.movevars_airaccel_qw = 1;
1772 		cl.movevars_airaccel_sideways_friction = 0;
1773 
1774 		// seperate the printfs so the server message can have a color
1775 		Con_Printf("\n\n<===================================>\n\n\2%s\n", str);
1776 
1777 		// check memory integrity
1778 		Mem_CheckSentinelsGlobal();
1779 
1780 		if (cls.netcon)
1781 		{
1782 			MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
1783 			MSG_WriteString(&cls.netcon->message, va(vabuf, sizeof(vabuf), "soundlist %i %i", cl.qw_servercount, 0));
1784 		}
1785 
1786 		cl.loadbegun = false;
1787 		cl.loadfinished = false;
1788 
1789 		cls.state = ca_connected;
1790 		cls.signon = 1;
1791 
1792 		// note: on QW protocol we can't set up the gameworld until after
1793 		// downloads finish...
1794 		// (we don't even know the name of the map yet)
1795 		// this also means cl_autodemo does not work on QW protocol...
1796 
1797 		strlcpy(cl.worldname, "", sizeof(cl.worldname));
1798 		strlcpy(cl.worldnamenoextension, "", sizeof(cl.worldnamenoextension));
1799 		strlcpy(cl.worldbasename, "qw", sizeof(cl.worldbasename));
1800 		Cvar_SetQuick(&cl_worldname, cl.worldname);
1801 		Cvar_SetQuick(&cl_worldnamenoextension, cl.worldnamenoextension);
1802 		Cvar_SetQuick(&cl_worldbasename, cl.worldbasename);
1803 
1804 		// check memory integrity
1805 		Mem_CheckSentinelsGlobal();
1806 	}
1807 	else
1808 	{
1809 	// parse maxclients
1810 		cl.maxclients = MSG_ReadByte(&cl_message);
1811 		if (cl.maxclients < 1 || cl.maxclients > MAX_SCOREBOARD)
1812 		{
1813 			Host_Error("Bad maxclients (%u) from server", cl.maxclients);
1814 			return;
1815 		}
1816 		cl.scores = (scoreboard_t *)Mem_Alloc(cls.levelmempool, cl.maxclients*sizeof(*cl.scores));
1817 
1818 	// parse gametype
1819 		cl.gametype = MSG_ReadByte(&cl_message);
1820 		// the original id singleplayer demos are bugged and contain
1821 		// GAME_DEATHMATCH even for singleplayer
1822 		if (cl.maxclients == 1 && cls.protocol == PROTOCOL_QUAKE)
1823 			cl.gametype = GAME_COOP;
1824 
1825 	// parse signon message
1826 		str = MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
1827 		strlcpy (cl.worldmessage, str, sizeof(cl.worldmessage));
1828 
1829 	// seperate the printfs so the server message can have a color
1830 		if (cls.protocol != PROTOCOL_NEHAHRAMOVIE) // no messages when playing the Nehahra movie
1831 			Con_Printf("\n<===================================>\n\n\2%s\n", str);
1832 
1833 		// check memory integrity
1834 		Mem_CheckSentinelsGlobal();
1835 
1836 		// parse model precache list
1837 		for (nummodels=1 ; ; nummodels++)
1838 		{
1839 			str = MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
1840 			if (!str[0])
1841 				break;
1842 			if (nummodels==MAX_MODELS)
1843 				Host_Error ("Server sent too many model precaches");
1844 			if (strlen(str) >= MAX_QPATH)
1845 				Host_Error ("Server sent a precache name of %i characters (max %i)", (int)strlen(str), MAX_QPATH - 1);
1846 			strlcpy (cl.model_name[nummodels], str, sizeof (cl.model_name[nummodels]));
1847 		}
1848 		// parse sound precache list
1849 		for (numsounds=1 ; ; numsounds++)
1850 		{
1851 			str = MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
1852 			if (!str[0])
1853 				break;
1854 			if (numsounds==MAX_SOUNDS)
1855 				Host_Error("Server sent too many sound precaches");
1856 			if (strlen(str) >= MAX_QPATH)
1857 				Host_Error("Server sent a precache name of %i characters (max %i)", (int)strlen(str), MAX_QPATH - 1);
1858 			strlcpy (cl.sound_name[numsounds], str, sizeof (cl.sound_name[numsounds]));
1859 		}
1860 
1861 		// set the base name for level-specific things...  this gets updated again by CL_SetupWorldModel later
1862 		strlcpy(cl.worldname, cl.model_name[1], sizeof(cl.worldname));
1863 		FS_StripExtension(cl.worldname, cl.worldnamenoextension, sizeof(cl.worldnamenoextension));
1864 		strlcpy(cl.worldbasename, !strncmp(cl.worldnamenoextension, "maps/", 5) ? cl.worldnamenoextension + 5 : cl.worldnamenoextension, sizeof(cl.worldbasename));
1865 		Cvar_SetQuick(&cl_worldmessage, cl.worldmessage);
1866 		Cvar_SetQuick(&cl_worldname, cl.worldname);
1867 		Cvar_SetQuick(&cl_worldnamenoextension, cl.worldnamenoextension);
1868 		Cvar_SetQuick(&cl_worldbasename, cl.worldbasename);
1869 
1870 		// touch all of the precached models that are still loaded so we can free
1871 		// anything that isn't needed
1872 		if (!sv.active)
1873 			Mod_ClearUsed();
1874 		for (i = 1;i < nummodels;i++)
1875 			Mod_FindName(cl.model_name[i], cl.model_name[i][0] == '*' ? cl.model_name[1] : NULL);
1876 		// precache any models used by the client (this also marks them used)
1877 		cl.model_bolt = Mod_ForName("progs/bolt.mdl", false, false, NULL);
1878 		cl.model_bolt2 = Mod_ForName("progs/bolt2.mdl", false, false, NULL);
1879 		cl.model_bolt3 = Mod_ForName("progs/bolt3.mdl", false, false, NULL);
1880 		cl.model_beam = Mod_ForName("progs/beam.mdl", false, false, NULL);
1881 
1882 		// we purge the models and sounds later in CL_SignonReply
1883 		//Mod_PurgeUnused();
1884 		//S_PurgeUnused();
1885 
1886 		// clear sound usage flags for purging of unused sounds
1887 		S_ClearUsed();
1888 
1889 		// precache any sounds used by the client
1890 		cl.sfx_wizhit = S_PrecacheSound(cl_sound_wizardhit.string, false, true);
1891 		cl.sfx_knighthit = S_PrecacheSound(cl_sound_hknighthit.string, false, true);
1892 		cl.sfx_tink1 = S_PrecacheSound(cl_sound_tink1.string, false, true);
1893 		cl.sfx_ric1 = S_PrecacheSound(cl_sound_ric1.string, false, true);
1894 		cl.sfx_ric2 = S_PrecacheSound(cl_sound_ric2.string, false, true);
1895 		cl.sfx_ric3 = S_PrecacheSound(cl_sound_ric3.string, false, true);
1896 		cl.sfx_r_exp3 = S_PrecacheSound(cl_sound_r_exp3.string, false, true);
1897 
1898 		// sounds used by the game
1899 		for (i = 1;i < MAX_SOUNDS && cl.sound_name[i][0];i++)
1900 			cl.sound_precache[i] = S_PrecacheSound(cl.sound_name[i], true, true);
1901 
1902 		// now we try to load everything that is new
1903 		cl.loadmodel_current = 1;
1904 		cl.downloadmodel_current = 1;
1905 		cl.loadmodel_total = nummodels;
1906 		cl.loadsound_current = 1;
1907 		cl.downloadsound_current = 1;
1908 		cl.loadsound_total = numsounds;
1909 		cl.downloadcsqc = true;
1910 		cl.loadbegun = false;
1911 		cl.loadfinished = false;
1912 		cl.loadcsqc = true;
1913 
1914 		// check memory integrity
1915 		Mem_CheckSentinelsGlobal();
1916 
1917 	// if cl_autodemo is set, automatically start recording a demo if one isn't being recorded already
1918 		if (cl_autodemo.integer && cls.netcon && cls.protocol != PROTOCOL_QUAKEWORLD)
1919 		{
1920 			char demofile[MAX_OSPATH];
1921 
1922 			if (cls.demorecording)
1923 			{
1924 				// finish the previous level's demo file
1925 				CL_Stop_f();
1926 			}
1927 
1928 			// start a new demo file
1929 			dpsnprintf (demofile, sizeof(demofile), "%s_%s.dem", Sys_TimeString (cl_autodemo_nameformat.string), cl.worldbasename);
1930 
1931 			Con_Printf ("Auto-recording to %s.\n", demofile);
1932 
1933 			// Reset bit 0 for every new demo
1934 			Cvar_SetValueQuick(&cl_autodemo_delete,
1935 				(cl_autodemo_delete.integer & ~0x1)
1936 				|
1937 				((cl_autodemo_delete.integer & 0x2) ? 0x1 : 0)
1938 			);
1939 
1940 			cls.demofile = FS_OpenRealFile(demofile, "wb", false);
1941 			if (cls.demofile)
1942 			{
1943 				cls.forcetrack = -1;
1944 				FS_Printf (cls.demofile, "%i\n", cls.forcetrack);
1945 				cls.demorecording = true;
1946 				strlcpy(cls.demoname, demofile, sizeof(cls.demoname));
1947 				cls.demo_lastcsprogssize = -1;
1948 				cls.demo_lastcsprogscrc = -1;
1949 			}
1950 			else
1951 				Con_Print ("ERROR: couldn't open.\n");
1952 		}
1953 	}
1954 	cl.islocalgame = NetConn_IsLocalGame();
1955 }
1956 
CL_ValidateState(entity_state_t * s)1957 void CL_ValidateState(entity_state_t *s)
1958 {
1959 	dp_model_t *model;
1960 
1961 	if (!s->active)
1962 		return;
1963 
1964 	if (s->modelindex >= MAX_MODELS)
1965 		Host_Error("CL_ValidateState: modelindex (%i) >= MAX_MODELS (%i)\n", s->modelindex, MAX_MODELS);
1966 
1967 	// these warnings are only warnings, no corrections are made to the state
1968 	// because states are often copied for decoding, which otherwise would
1969 	// propogate some of the corrections accidentally
1970 	// (this used to happen, sometimes affecting skin and frame)
1971 
1972 	// colormap is client index + 1
1973 	if (!(s->flags & RENDER_COLORMAPPED) && s->colormap > cl.maxclients)
1974 		Con_DPrintf("CL_ValidateState: colormap (%i) > cl.maxclients (%i)\n", s->colormap, cl.maxclients);
1975 
1976 	if (developer_extra.integer)
1977 	{
1978 		model = CL_GetModelByIndex(s->modelindex);
1979 		if (model && model->type && s->frame >= model->numframes)
1980 			Con_DPrintf("CL_ValidateState: no such frame %i in \"%s\" (which has %i frames)\n", s->frame, model->name, model->numframes);
1981 		if (model && model->type && s->skin > 0 && s->skin >= model->numskins && !(s->lightpflags & PFLAGS_FULLDYNAMIC))
1982 			Con_DPrintf("CL_ValidateState: no such skin %i in \"%s\" (which has %i skins)\n", s->skin, model->name, model->numskins);
1983 	}
1984 }
1985 
CL_MoveLerpEntityStates(entity_t * ent)1986 void CL_MoveLerpEntityStates(entity_t *ent)
1987 {
1988 	float odelta[3], adelta[3];
1989 	VectorSubtract(ent->state_current.origin, ent->persistent.neworigin, odelta);
1990 	VectorSubtract(ent->state_current.angles, ent->persistent.newangles, adelta);
1991 	if (!ent->state_previous.active || ent->state_previous.modelindex != ent->state_current.modelindex)
1992 	{
1993 		// reset all persistent stuff if this is a new entity
1994 		ent->persistent.lerpdeltatime = 0;
1995 		ent->persistent.lerpstarttime = cl.mtime[1];
1996 		VectorCopy(ent->state_current.origin, ent->persistent.oldorigin);
1997 		VectorCopy(ent->state_current.angles, ent->persistent.oldangles);
1998 		VectorCopy(ent->state_current.origin, ent->persistent.neworigin);
1999 		VectorCopy(ent->state_current.angles, ent->persistent.newangles);
2000 		// reset animation interpolation as well
2001 		ent->render.framegroupblend[0].frame = ent->render.framegroupblend[1].frame = ent->state_current.frame;
2002 		ent->render.framegroupblend[0].start = ent->render.framegroupblend[1].start = cl.time;
2003 		ent->render.framegroupblend[0].lerp = 1;ent->render.framegroupblend[1].lerp = 0;
2004 		ent->render.shadertime = cl.time;
2005 		// reset various persistent stuff
2006 		ent->persistent.muzzleflash = 0;
2007 		ent->persistent.trail_allowed = false;
2008 	}
2009 	else if ((ent->state_previous.effects & EF_TELEPORT_BIT) != (ent->state_current.effects & EF_TELEPORT_BIT))
2010 	{
2011 		// don't interpolate the move
2012 		ent->persistent.lerpdeltatime = 0;
2013 		ent->persistent.lerpstarttime = cl.mtime[1];
2014 		VectorCopy(ent->state_current.origin, ent->persistent.oldorigin);
2015 		VectorCopy(ent->state_current.angles, ent->persistent.oldangles);
2016 		VectorCopy(ent->state_current.origin, ent->persistent.neworigin);
2017 		VectorCopy(ent->state_current.angles, ent->persistent.newangles);
2018 		ent->persistent.trail_allowed = false;
2019 
2020 		// if(ent->state_current.frame != ent->state_previous.frame)
2021 		// do this even if we did change the frame
2022 		// teleport bit is only used if an animation restart, or a jump, is necessary
2023 		// so it should be always harmless to do this
2024 		{
2025 			ent->render.framegroupblend[0].frame = ent->render.framegroupblend[1].frame = ent->state_current.frame;
2026 			ent->render.framegroupblend[0].start = ent->render.framegroupblend[1].start = cl.time;
2027 			ent->render.framegroupblend[0].lerp = 1;ent->render.framegroupblend[1].lerp = 0;
2028 		}
2029 
2030 		// note that this case must do everything the following case does too
2031 	}
2032 	else if ((ent->state_previous.effects & EF_RESTARTANIM_BIT) != (ent->state_current.effects & EF_RESTARTANIM_BIT))
2033 	{
2034 		ent->render.framegroupblend[1] = ent->render.framegroupblend[0];
2035 		ent->render.framegroupblend[1].lerp = 1;
2036 		ent->render.framegroupblend[0].frame = ent->state_current.frame;
2037 		ent->render.framegroupblend[0].start = cl.time;
2038 		ent->render.framegroupblend[0].lerp = 0;
2039 	}
2040 	else if (DotProduct(odelta, odelta) > 1000*1000
2041 		|| (cl.fixangle[0] && !cl.fixangle[1])
2042 		|| (ent->state_previous.tagindex != ent->state_current.tagindex)
2043 		|| (ent->state_previous.tagentity != ent->state_current.tagentity))
2044 	{
2045 		// don't interpolate the move
2046 		// (the fixangle[] check detects teleports, but not constant fixangles
2047 		//  such as when spectating)
2048 		ent->persistent.lerpdeltatime = 0;
2049 		ent->persistent.lerpstarttime = cl.mtime[1];
2050 		VectorCopy(ent->state_current.origin, ent->persistent.oldorigin);
2051 		VectorCopy(ent->state_current.angles, ent->persistent.oldangles);
2052 		VectorCopy(ent->state_current.origin, ent->persistent.neworigin);
2053 		VectorCopy(ent->state_current.angles, ent->persistent.newangles);
2054 		ent->persistent.trail_allowed = false;
2055 	}
2056 	else if (ent->state_current.flags & RENDER_STEP)
2057 	{
2058 		// monster interpolation
2059 		if (DotProduct(odelta, odelta) + DotProduct(adelta, adelta) > 0.01)
2060 		{
2061 			ent->persistent.lerpdeltatime = bound(0, cl.mtime[1] - ent->persistent.lerpstarttime, 0.1);
2062 			ent->persistent.lerpstarttime = cl.mtime[1];
2063 			VectorCopy(ent->persistent.neworigin, ent->persistent.oldorigin);
2064 			VectorCopy(ent->persistent.newangles, ent->persistent.oldangles);
2065 			VectorCopy(ent->state_current.origin, ent->persistent.neworigin);
2066 			VectorCopy(ent->state_current.angles, ent->persistent.newangles);
2067 		}
2068 	}
2069 	else
2070 	{
2071 		// not a monster
2072 		ent->persistent.lerpstarttime = ent->state_previous.time;
2073 		// no lerp if it's singleplayer
2074 		if (cl.islocalgame && !sv_fixedframeratesingleplayer.integer)
2075 			ent->persistent.lerpdeltatime = 0;
2076 		else
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 */
CL_ParseBaseline(entity_t * ent,int large)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 */
CL_ParseClientdata(void)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 	// LordHavoc: 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 */
CL_ParseStatic(int large)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 */
CL_ParseStaticSound(int large)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 || cls.protocol == PROTOCOL_NEHAHRABJP2)
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 
CL_ParseEffect(void)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, modelindex, startframe, framecount, framerate);
2339 }
2340 
CL_ParseEffect2(void)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, modelindex, startframe, framecount, framerate);
2353 }
2354 
CL_NewBeam(int ent,vec3_t start,vec3_t end,dp_model_t * m,int lightning)2355 void CL_NewBeam (int ent, vec3_t start, vec3_t end, dp_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_Print("beam list overflow!\n");
2392 }
2393 
CL_ParseBeam(dp_model_t * m,int lightning)2394 static void CL_ParseBeam (dp_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 
CL_ParseTempEntity(void)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.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 			// LordHavoc: 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 			// LordHavoc: 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, 0, -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, 0, -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, 0, -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 	// LordHavoc: 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, 0, -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 
CL_ParseTrailParticles(void)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 
CL_ParsePointParticles(void)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 
CL_ParsePointParticles1(void)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 qboolean 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);
CL_IPLog_Add(const char * address,const char * name,qboolean checkexisting,qboolean addtofile)2993 static void CL_IPLog_Add(const char *address, const char *name, qboolean checkexisting, qboolean 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 	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 	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 
CL_IPLog_Load(void)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 
CL_IPLog_List_f(void)3099 static void CL_IPLog_List_f(void)
3100 {
3101 	int i, j;
3102 	const char *addressprefix;
3103 	if (Cmd_Argc() > 2)
3104 	{
3105 		Con_Printf("usage: %s 123.456.789.\n", Cmd_Argv(0));
3106 		return;
3107 	}
3108 	addressprefix = "";
3109 	if (Cmd_Argc() >= 2)
3110 		addressprefix = Cmd_Argv(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
CL_ExaminePrintString(const char * text)3141 static qboolean 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 		qboolean 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 slowmo;
3285 extern cvar_t cl_lerpexcess;
CL_NetworkTimeReceived(double newtime)3286 static void CL_NetworkTimeReceived(double newtime)
3287 {
3288 	double timehigh;
3289 	cl.mtime[1] = cl.mtime[0];
3290 	cl.mtime[0] = newtime;
3291 	if (cl_nolerp.integer || cls.timedemo || (cl.islocalgame && !sv_fixedframeratesingleplayer.integer) || 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 		cl.mtime[1] = max(cl.mtime[1], cl.mtime[0] - 0.1);
3304 		if (developer_extra.integer && vid_activewindow)
3305 		{
3306 			if (cl.time < cl.mtime[1] - (cl.mtime[0] - cl.mtime[1]))
3307 				Con_DPrintf("--- cl.time < cl.mtime[1] (%f < %f ... %f)\n", cl.time, cl.mtime[1], cl.mtime[0]);
3308 			else if (cl.time > cl.mtime[0] + (cl.mtime[0] - cl.mtime[1]))
3309 				Con_DPrintf("--- cl.time > cl.mtime[0] (%f > %f ... %f)\n", cl.time, cl.mtime[1], cl.mtime[0]);
3310 		}
3311 		cl.time += (cl.mtime[1] - cl.time) * bound(0, cl_nettimesyncfactor.value, 1);
3312 		timehigh = cl.mtime[1] + (cl.mtime[0] - cl.mtime[1]) * cl_nettimesyncboundtolerance.value;
3313 		if (cl_nettimesyncboundmode.integer == 1)
3314 			cl.time = bound(cl.mtime[1], cl.time, cl.mtime[0]);
3315 		else if (cl_nettimesyncboundmode.integer == 2)
3316 		{
3317 			if (cl.time < cl.mtime[1] || cl.time > timehigh)
3318 				cl.time = cl.mtime[1];
3319 		}
3320 		else if (cl_nettimesyncboundmode.integer == 3)
3321 		{
3322 			if ((cl.time < cl.mtime[1] && cl.oldtime < cl.mtime[1]) || (cl.time > timehigh && cl.oldtime > timehigh))
3323 				cl.time = cl.mtime[1];
3324 		}
3325 		else if (cl_nettimesyncboundmode.integer == 4)
3326 		{
3327 			if (fabs(cl.time - cl.mtime[1]) > 0.5)
3328 				cl.time = cl.mtime[1]; // reset
3329 			else if (fabs(cl.time - cl.mtime[1]) > 0.1)
3330 				cl.time += 0.5 * (cl.mtime[1] - cl.time); // fast
3331 			else if (cl.time > cl.mtime[1])
3332 				cl.time -= 0.002 * cl.movevars_timescale; // fall into the past by 2ms
3333 			else
3334 				cl.time += 0.001 * cl.movevars_timescale; // creep forward 1ms
3335 		}
3336 		else if (cl_nettimesyncboundmode.integer == 5)
3337 		{
3338 			if (fabs(cl.time - cl.mtime[1]) > 0.5)
3339 				cl.time = cl.mtime[1]; // reset
3340 			else if (fabs(cl.time - cl.mtime[1]) > 0.1)
3341 				cl.time += 0.5 * (cl.mtime[1] - cl.time); // fast
3342 			else
3343 				cl.time = bound(cl.time - 0.002 * cl.movevars_timescale, cl.mtime[1], cl.time + 0.001 * cl.movevars_timescale);
3344 		}
3345 		else if (cl_nettimesyncboundmode.integer == 6)
3346 		{
3347 			cl.time = bound(cl.mtime[1], cl.time, cl.mtime[0]);
3348 			cl.time = bound(cl.time - 0.002 * cl.movevars_timescale, cl.mtime[1], cl.time + 0.001 * cl.movevars_timescale);
3349 		}
3350 	}
3351 	// this packet probably contains a player entity update, so we will need
3352 	// to update the prediction
3353 	cl.movement_replay = true;
3354 	// this may get updated later in parsing by svc_clientdata
3355 	cl.onground = false;
3356 	// if true the cl.viewangles are interpolated from cl.mviewangles[]
3357 	// during this frame
3358 	// (makes spectating players much smoother and prevents mouse movement from turning)
3359 	cl.fixangle[1] = cl.fixangle[0];
3360 	cl.fixangle[0] = false;
3361 	if (!cls.demoplayback)
3362 		VectorCopy(cl.mviewangles[0], cl.mviewangles[1]);
3363 	// update the csqc's server timestamps, critical for proper sync
3364 	CSQC_UpdateNetworkTimes(cl.mtime[0], cl.mtime[1]);
3365 
3366 	if (cl.mtime[0] > cl.mtime[1])
3367 		World_Physics_Frame(&cl.world, cl.mtime[0] - cl.mtime[1], cl.movevars_gravity);
3368 
3369 	// only lerp entities that also get an update in this frame, when lerp excess is used
3370 	if(cl_lerpexcess.value > 0)
3371 	{
3372 		int i;
3373 		for (i = 1;i < cl.num_entities;i++)
3374 		{
3375 			if (cl.entities_active[i])
3376 			{
3377 				entity_t *ent = cl.entities + i;
3378 				ent->persistent.lerpdeltatime = 0;
3379 			}
3380 		}
3381 	}
3382 }
3383 
3384 #define SHOWNET(x) if(cl_shownet.integer==2)Con_Printf("%3i:%s(%i)\n", cl_message.readcount-1, x, cmd);
3385 
3386 /*
3387 =====================
3388 CL_ParseServerMessage
3389 =====================
3390 */
3391 int parsingerror = false;
CL_ParseServerMessage(void)3392 void CL_ParseServerMessage(void)
3393 {
3394 	int			cmd;
3395 	int			i;
3396 	protocolversion_t protocol;
3397 	unsigned char		cmdlog[32];
3398 	const char		*cmdlogname[32], *temp;
3399 	int			cmdindex, cmdcount = 0;
3400 	qboolean	qwplayerupdatereceived;
3401 	qboolean	strip_pqc;
3402 	char vabuf[1024];
3403 
3404 	// LordHavoc: moved demo message writing from before the packet parse to
3405 	// after the packet parse so that CL_Stop_f can be called by cl_autodemo
3406 	// code in CL_ParseServerinfo
3407 	//if (cls.demorecording)
3408 	//	CL_WriteDemoMessage (&cl_message);
3409 
3410 	cl.last_received_message = realtime;
3411 
3412 	CL_KeepaliveMessage(false);
3413 
3414 //
3415 // if recording demos, copy the message out
3416 //
3417 	if (cl_shownet.integer == 1)
3418 		Con_Printf("%f %i\n", realtime, cl_message.cursize);
3419 	else if (cl_shownet.integer == 2)
3420 		Con_Print("------------------\n");
3421 
3422 //
3423 // parse the message
3424 //
3425 	//MSG_BeginReading ();
3426 
3427 	parsingerror = true;
3428 
3429 	if (cls.protocol == PROTOCOL_QUAKEWORLD)
3430 	{
3431 		CL_NetworkTimeReceived(realtime); // qw has no clock
3432 
3433 		// kill all qw nails
3434 		cl.qw_num_nails = 0;
3435 
3436 		// fade weapon view kick
3437 		cl.qw_weaponkick = min(cl.qw_weaponkick + 10 * bound(0, cl.time - cl.oldtime, 0.1), 0);
3438 
3439 		cls.servermovesequence = cls.netcon->qw.incoming_sequence;
3440 
3441 		qwplayerupdatereceived = false;
3442 
3443 		while (1)
3444 		{
3445 			if (cl_message.badread)
3446 				Host_Error ("CL_ParseServerMessage: Bad QW server message");
3447 
3448 			cmd = MSG_ReadByte(&cl_message);
3449 
3450 			if (cmd == -1)
3451 			{
3452 				SHOWNET("END OF MESSAGE");
3453 				break;		// end of message
3454 			}
3455 
3456 			cmdindex = cmdcount & 31;
3457 			cmdcount++;
3458 			cmdlog[cmdindex] = cmd;
3459 
3460 			SHOWNET(qw_svc_strings[cmd]);
3461 			cmdlogname[cmdindex] = qw_svc_strings[cmd];
3462 			if (!cmdlogname[cmdindex])
3463 			{
3464 				// LordHavoc: 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)
3465 				const char *d = "<unknown>";
3466 				cmdlogname[cmdindex] = d;
3467 			}
3468 
3469 			// other commands
3470 			switch (cmd)
3471 			{
3472 			default:
3473 				{
3474 					char description[32*64], logtemp[64];
3475 					int count;
3476 					strlcpy(description, "packet dump: ", sizeof(description));
3477 					i = cmdcount - 32;
3478 					if (i < 0)
3479 						i = 0;
3480 					count = cmdcount - i;
3481 					i &= 31;
3482 					while(count > 0)
3483 					{
3484 						dpsnprintf(logtemp, sizeof(logtemp), "%3i:%s ", cmdlog[i], cmdlogname[i]);
3485 						strlcat(description, logtemp, sizeof(description));
3486 						count--;
3487 						i++;
3488 						i &= 31;
3489 					}
3490 					description[strlen(description)-1] = '\n'; // replace the last space with a newline
3491 					Con_Print(description);
3492 					Host_Error("CL_ParseServerMessage: Illegible server message");
3493 				}
3494 				break;
3495 
3496 			case qw_svc_nop:
3497 				//Con_Printf("qw_svc_nop\n");
3498 				break;
3499 
3500 			case qw_svc_disconnect:
3501 				Con_Printf("Server disconnected\n");
3502 				if (cls.demonum != -1)
3503 					CL_NextDemo();
3504 				else
3505 					CL_Disconnect();
3506 				return;
3507 
3508 			case qw_svc_print:
3509 				i = MSG_ReadByte(&cl_message);
3510 				temp = MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
3511 				if (CL_ExaminePrintString(temp)) // look for anything interesting like player IP addresses or ping reports
3512 				{
3513 					if (i == 3) // chat
3514 						CSQC_AddPrintText(va(vabuf, sizeof(vabuf), "\1%s", temp));	//[515]: csqc
3515 					else
3516 						CSQC_AddPrintText(temp);
3517 				}
3518 				break;
3519 
3520 			case qw_svc_centerprint:
3521 				CL_VM_Parse_CenterPrint(MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)));	//[515]: csqc
3522 				break;
3523 
3524 			case qw_svc_stufftext:
3525 				CL_VM_Parse_StuffCmd(MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)));	//[515]: csqc
3526 				break;
3527 
3528 			case qw_svc_damage:
3529 				// svc_damage protocol is identical to nq
3530 				V_ParseDamage ();
3531 				break;
3532 
3533 			case qw_svc_serverdata:
3534 				//Cbuf_Execute(); // make sure any stuffed commands are done
3535 				CL_ParseServerInfo();
3536 				break;
3537 
3538 			case qw_svc_setangle:
3539 				for (i=0 ; i<3 ; i++)
3540 					cl.viewangles[i] = MSG_ReadAngle(&cl_message, cls.protocol);
3541 				if (!cls.demoplayback)
3542 				{
3543 					cl.fixangle[0] = true;
3544 					VectorCopy(cl.viewangles, cl.mviewangles[0]);
3545 					// disable interpolation if this is new
3546 					if (!cl.fixangle[1])
3547 						VectorCopy(cl.viewangles, cl.mviewangles[1]);
3548 				}
3549 				break;
3550 
3551 			case qw_svc_lightstyle:
3552 				i = MSG_ReadByte(&cl_message);
3553 				if (i >= cl.max_lightstyle)
3554 				{
3555 					Con_Printf ("svc_lightstyle >= MAX_LIGHTSTYLES");
3556 					break;
3557 				}
3558 				strlcpy (cl.lightstyle[i].map,  MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)), sizeof (cl.lightstyle[i].map));
3559 				cl.lightstyle[i].map[MAX_STYLESTRING - 1] = 0;
3560 				cl.lightstyle[i].length = (int)strlen(cl.lightstyle[i].map);
3561 				break;
3562 
3563 			case qw_svc_sound:
3564 				CL_ParseStartSoundPacket(false);
3565 				break;
3566 
3567 			case qw_svc_stopsound:
3568 				i = (unsigned short) MSG_ReadShort(&cl_message);
3569 				S_StopSound(i>>3, i&7);
3570 				break;
3571 
3572 			case qw_svc_updatefrags:
3573 				i = MSG_ReadByte(&cl_message);
3574 				if (i >= cl.maxclients)
3575 					Host_Error("CL_ParseServerMessage: svc_updatefrags >= cl.maxclients");
3576 				cl.scores[i].frags = (signed short) MSG_ReadShort(&cl_message);
3577 				break;
3578 
3579 			case qw_svc_updateping:
3580 				i = MSG_ReadByte(&cl_message);
3581 				if (i >= cl.maxclients)
3582 					Host_Error("CL_ParseServerMessage: svc_updateping >= cl.maxclients");
3583 				cl.scores[i].qw_ping = MSG_ReadShort(&cl_message);
3584 				break;
3585 
3586 			case qw_svc_updatepl:
3587 				i = MSG_ReadByte(&cl_message);
3588 				if (i >= cl.maxclients)
3589 					Host_Error("CL_ParseServerMessage: svc_updatepl >= cl.maxclients");
3590 				cl.scores[i].qw_packetloss = MSG_ReadByte(&cl_message);
3591 				break;
3592 
3593 			case qw_svc_updateentertime:
3594 				i = MSG_ReadByte(&cl_message);
3595 				if (i >= cl.maxclients)
3596 					Host_Error("CL_ParseServerMessage: svc_updateentertime >= cl.maxclients");
3597 				// seconds ago
3598 				cl.scores[i].qw_entertime = cl.time - MSG_ReadFloat(&cl_message);
3599 				break;
3600 
3601 			case qw_svc_spawnbaseline:
3602 				i = (unsigned short) MSG_ReadShort(&cl_message);
3603 				if (i < 0 || i >= MAX_EDICTS)
3604 					Host_Error ("CL_ParseServerMessage: svc_spawnbaseline: invalid entity number %i", i);
3605 				if (i >= cl.max_entities)
3606 					CL_ExpandEntities(i);
3607 				CL_ParseBaseline(cl.entities + i, false);
3608 				break;
3609 			case qw_svc_spawnstatic:
3610 				CL_ParseStatic(false);
3611 				break;
3612 			case qw_svc_temp_entity:
3613 				if(!CL_VM_Parse_TempEntity())
3614 					CL_ParseTempEntity ();
3615 				break;
3616 
3617 			case qw_svc_killedmonster:
3618 				cl.stats[STAT_MONSTERS]++;
3619 				break;
3620 
3621 			case qw_svc_foundsecret:
3622 				cl.stats[STAT_SECRETS]++;
3623 				break;
3624 
3625 			case qw_svc_updatestat:
3626 				i = MSG_ReadByte(&cl_message);
3627 				if (i < 0 || i >= MAX_CL_STATS)
3628 					Host_Error ("svc_updatestat: %i is invalid", i);
3629 				cl.stats[i] = MSG_ReadByte(&cl_message);
3630 				break;
3631 
3632 			case qw_svc_updatestatlong:
3633 				i = MSG_ReadByte(&cl_message);
3634 				if (i < 0 || i >= MAX_CL_STATS)
3635 					Host_Error ("svc_updatestatlong: %i is invalid", i);
3636 				cl.stats[i] = MSG_ReadLong(&cl_message);
3637 				break;
3638 
3639 			case qw_svc_spawnstaticsound:
3640 				CL_ParseStaticSound (false);
3641 				break;
3642 
3643 			case qw_svc_cdtrack:
3644 				cl.cdtrack = cl.looptrack = MSG_ReadByte(&cl_message);
3645 #ifdef CONFIG_CD
3646 				if ( (cls.demoplayback || cls.demorecording) && (cls.forcetrack != -1) )
3647 					CDAudio_Play ((unsigned char)cls.forcetrack, true);
3648 				else
3649 					CDAudio_Play ((unsigned char)cl.cdtrack, true);
3650 #endif
3651 				break;
3652 
3653 			case qw_svc_intermission:
3654 				if(!cl.intermission)
3655 					cl.completed_time = cl.time;
3656 				cl.intermission = 1;
3657 				MSG_ReadVector(&cl_message, cl.qw_intermission_origin, cls.protocol);
3658 				for (i = 0;i < 3;i++)
3659 					cl.qw_intermission_angles[i] = MSG_ReadAngle(&cl_message, cls.protocol);
3660 				break;
3661 
3662 			case qw_svc_finale:
3663 				if(!cl.intermission)
3664 					cl.completed_time = cl.time;
3665 				cl.intermission = 2;
3666 				SCR_CenterPrint(MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)));
3667 				break;
3668 
3669 			case qw_svc_sellscreen:
3670 				Cmd_ExecuteString ("help", src_command, true);
3671 				break;
3672 
3673 			case qw_svc_smallkick:
3674 				cl.qw_weaponkick = -2;
3675 				break;
3676 			case qw_svc_bigkick:
3677 				cl.qw_weaponkick = -4;
3678 				break;
3679 
3680 			case qw_svc_muzzleflash:
3681 				i = (unsigned short) MSG_ReadShort(&cl_message);
3682 				// NOTE: in QW this only worked on clients
3683 				if (i < 0 || i >= MAX_EDICTS)
3684 					Host_Error("CL_ParseServerMessage: svc_spawnbaseline: invalid entity number %i", i);
3685 				if (i >= cl.max_entities)
3686 					CL_ExpandEntities(i);
3687 				cl.entities[i].persistent.muzzleflash = 1.0f;
3688 				break;
3689 
3690 			case qw_svc_updateuserinfo:
3691 				QW_CL_UpdateUserInfo();
3692 				break;
3693 
3694 			case qw_svc_setinfo:
3695 				QW_CL_SetInfo();
3696 				break;
3697 
3698 			case qw_svc_serverinfo:
3699 				QW_CL_ServerInfo();
3700 				break;
3701 
3702 			case qw_svc_download:
3703 				QW_CL_ParseDownload();
3704 				break;
3705 
3706 			case qw_svc_playerinfo:
3707 				// slightly kill qw player entities now that we know there is
3708 				// an update of player entities this frame...
3709 				if (!qwplayerupdatereceived)
3710 				{
3711 					qwplayerupdatereceived = true;
3712 					for (i = 1;i < cl.maxclients;i++)
3713 						cl.entities_active[i] = false;
3714 				}
3715 				EntityStateQW_ReadPlayerUpdate();
3716 				break;
3717 
3718 			case qw_svc_nails:
3719 				QW_CL_ParseNails();
3720 				break;
3721 
3722 			case qw_svc_chokecount:
3723 				(void) MSG_ReadByte(&cl_message);
3724 				// FIXME: apply to netgraph
3725 				//for (j = 0;j < i;j++)
3726 				//	cl.frames[(cls.netcon->qw.incoming_acknowledged-1-j)&QW_UPDATE_MASK].receivedtime = -2;
3727 				break;
3728 
3729 			case qw_svc_modellist:
3730 				QW_CL_ParseModelList();
3731 				break;
3732 
3733 			case qw_svc_soundlist:
3734 				QW_CL_ParseSoundList();
3735 				break;
3736 
3737 			case qw_svc_packetentities:
3738 				EntityFrameQW_CL_ReadFrame(false);
3739 				// first update is the final signon stage
3740 				if (cls.signon == SIGNONS - 1)
3741 				{
3742 					cls.signon = SIGNONS;
3743 					CL_SignonReply ();
3744 				}
3745 				break;
3746 
3747 			case qw_svc_deltapacketentities:
3748 				EntityFrameQW_CL_ReadFrame(true);
3749 				// first update is the final signon stage
3750 				if (cls.signon == SIGNONS - 1)
3751 				{
3752 					cls.signon = SIGNONS;
3753 					CL_SignonReply ();
3754 				}
3755 				break;
3756 
3757 			case qw_svc_maxspeed:
3758 				cl.movevars_maxspeed = MSG_ReadFloat(&cl_message);
3759 				break;
3760 
3761 			case qw_svc_entgravity:
3762 				cl.movevars_entgravity = MSG_ReadFloat(&cl_message);
3763 				if (!cl.movevars_entgravity)
3764 					cl.movevars_entgravity = 1.0f;
3765 				break;
3766 
3767 			case qw_svc_setpause:
3768 				cl.paused = MSG_ReadByte(&cl_message) != 0;
3769 #ifdef CONFIG_CD
3770 				if (cl.paused)
3771 					CDAudio_Pause ();
3772 				else
3773 					CDAudio_Resume ();
3774 #endif
3775 				S_PauseGameSounds (cl.paused);
3776 				break;
3777 			}
3778 		}
3779 
3780 		if (qwplayerupdatereceived)
3781 		{
3782 			// fully kill any player entities that were not updated this frame
3783 			for (i = 1;i <= cl.maxclients;i++)
3784 				if (!cl.entities_active[i])
3785 					cl.entities[i].state_current.active = false;
3786 		}
3787 	}
3788 	else
3789 	{
3790 		while (1)
3791 		{
3792 			if (cl_message.badread)
3793 				Host_Error ("CL_ParseServerMessage: Bad server message");
3794 
3795 			cmd = MSG_ReadByte(&cl_message);
3796 
3797 			if (cmd == -1)
3798 			{
3799 //				R_TimeReport("END OF MESSAGE");
3800 				SHOWNET("END OF MESSAGE");
3801 				break;		// end of message
3802 			}
3803 
3804 			cmdindex = cmdcount & 31;
3805 			cmdcount++;
3806 			cmdlog[cmdindex] = cmd;
3807 
3808 			// if the high bit of the command byte is set, it is a fast update
3809 			if (cmd & 128)
3810 			{
3811 				// LordHavoc: 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)
3812 				temp = "entity";
3813 				cmdlogname[cmdindex] = temp;
3814 				SHOWNET("fast update");
3815 				if (cls.signon == SIGNONS - 1)
3816 				{
3817 					// first update is the final signon stage
3818 					cls.signon = SIGNONS;
3819 					CL_SignonReply ();
3820 				}
3821 				EntityFrameQuake_ReadEntity (cmd&127);
3822 				continue;
3823 			}
3824 
3825 			SHOWNET(svc_strings[cmd]);
3826 			cmdlogname[cmdindex] = svc_strings[cmd];
3827 			if (!cmdlogname[cmdindex])
3828 			{
3829 				// LordHavoc: 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)
3830 				const char *d = "<unknown>";
3831 				cmdlogname[cmdindex] = d;
3832 			}
3833 
3834 			// other commands
3835 			switch (cmd)
3836 			{
3837 			default:
3838 				{
3839 					char description[32*64], tempdesc[64];
3840 					int count;
3841 					strlcpy (description, "packet dump: ", sizeof(description));
3842 					i = cmdcount - 32;
3843 					if (i < 0)
3844 						i = 0;
3845 					count = cmdcount - i;
3846 					i &= 31;
3847 					while(count > 0)
3848 					{
3849 						dpsnprintf (tempdesc, sizeof (tempdesc), "%3i:%s ", cmdlog[i], cmdlogname[i]);
3850 						strlcat (description, tempdesc, sizeof (description));
3851 						count--;
3852 						i++;
3853 						i &= 31;
3854 					}
3855 					description[strlen(description)-1] = '\n'; // replace the last space with a newline
3856 					Con_Print(description);
3857 					Host_Error ("CL_ParseServerMessage: Illegible server message");
3858 				}
3859 				break;
3860 
3861 			case svc_nop:
3862 				if (cls.signon < SIGNONS)
3863 					Con_Print("<-- server to client keepalive\n");
3864 				break;
3865 
3866 			case svc_time:
3867 				CL_NetworkTimeReceived(MSG_ReadFloat(&cl_message));
3868 				break;
3869 
3870 			case svc_clientdata:
3871 				CL_ParseClientdata();
3872 				break;
3873 
3874 			case svc_version:
3875 				i = MSG_ReadLong(&cl_message);
3876 				protocol = Protocol_EnumForNumber(i);
3877 				if (protocol == PROTOCOL_UNKNOWN)
3878 					Host_Error("CL_ParseServerMessage: Server is unrecognized protocol number (%i)", i);
3879 				// hack for unmarked Nehahra movie demos which had a custom protocol
3880 				if (protocol == PROTOCOL_QUAKEDP && cls.demoplayback && gamemode == GAME_NEHAHRA)
3881 					protocol = PROTOCOL_NEHAHRAMOVIE;
3882 				cls.protocol = protocol;
3883 				break;
3884 
3885 			case svc_disconnect:
3886 				Con_Printf ("Server disconnected\n");
3887 				if (cls.demonum != -1)
3888 					CL_NextDemo ();
3889 				else
3890 					CL_Disconnect ();
3891 				break;
3892 
3893 			case svc_print:
3894 				temp = MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
3895 				if (CL_ExaminePrintString(temp)) // look for anything interesting like player IP addresses or ping reports
3896 					CSQC_AddPrintText(temp);	//[515]: csqc
3897 				break;
3898 
3899 			case svc_centerprint:
3900 				CL_VM_Parse_CenterPrint(MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)));	//[515]: csqc
3901 				break;
3902 
3903 			case svc_stufftext:
3904 				temp = MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
3905 				/* if(utf8_enable.integer)
3906 				{
3907 					strip_pqc = true;
3908 					// we can safely strip and even
3909 					// interpret these in utf8 mode
3910 				}
3911 				else */ switch(cls.protocol)
3912 				{
3913 					case PROTOCOL_QUAKE:
3914 					case PROTOCOL_QUAKEDP:
3915 						// maybe add other protocols if
3916 						// so desired, but not DP7
3917 						strip_pqc = true;
3918 						break;
3919 					case PROTOCOL_DARKPLACES7:
3920 					default:
3921 						// ProQuake does not support
3922 						// these protocols
3923 						strip_pqc = false;
3924 						break;
3925 				}
3926 				if(strip_pqc)
3927 				{
3928 					// skip over ProQuake messages,
3929 					// TODO actually interpret them
3930 					// (they are sbar team score
3931 					// updates), see proquake cl_parse.c
3932 					if(*temp == 0x01)
3933 					{
3934 						++temp;
3935 						while(*temp >= 0x01 && *temp <= 0x1F)
3936 							++temp;
3937 					}
3938 				}
3939 				CL_VM_Parse_StuffCmd(temp);	//[515]: csqc
3940 				break;
3941 
3942 			case svc_damage:
3943 				V_ParseDamage ();
3944 				break;
3945 
3946 			case svc_serverinfo:
3947 				CL_ParseServerInfo ();
3948 				break;
3949 
3950 			case svc_setangle:
3951 				for (i=0 ; i<3 ; i++)
3952 					cl.viewangles[i] = MSG_ReadAngle(&cl_message, cls.protocol);
3953 				if (!cls.demoplayback)
3954 				{
3955 					cl.fixangle[0] = true;
3956 					VectorCopy(cl.viewangles, cl.mviewangles[0]);
3957 					// disable interpolation if this is new
3958 					if (!cl.fixangle[1])
3959 						VectorCopy(cl.viewangles, cl.mviewangles[1]);
3960 				}
3961 				break;
3962 
3963 			case svc_setview:
3964 				cl.viewentity = (unsigned short)MSG_ReadShort(&cl_message);
3965 				if (cl.viewentity >= MAX_EDICTS)
3966 					Host_Error("svc_setview >= MAX_EDICTS");
3967 				if (cl.viewentity >= cl.max_entities)
3968 					CL_ExpandEntities(cl.viewentity);
3969 				// LordHavoc: assume first setview recieved is the real player entity
3970 				if (!cl.realplayerentity)
3971 					cl.realplayerentity = cl.viewentity;
3972 				// update cl.playerentity to this one if it is a valid player
3973 				if (cl.viewentity >= 1 && cl.viewentity <= cl.maxclients)
3974 					cl.playerentity = cl.viewentity;
3975 				break;
3976 
3977 			case svc_lightstyle:
3978 				i = MSG_ReadByte(&cl_message);
3979 				if (i >= cl.max_lightstyle)
3980 				{
3981 					Con_Printf ("svc_lightstyle >= MAX_LIGHTSTYLES");
3982 					break;
3983 				}
3984 				strlcpy (cl.lightstyle[i].map,  MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)), sizeof (cl.lightstyle[i].map));
3985 				cl.lightstyle[i].map[MAX_STYLESTRING - 1] = 0;
3986 				cl.lightstyle[i].length = (int)strlen(cl.lightstyle[i].map);
3987 				break;
3988 
3989 			case svc_sound:
3990 				CL_ParseStartSoundPacket(false);
3991 				break;
3992 
3993 			case svc_precache:
3994 				if (cls.protocol == PROTOCOL_DARKPLACES1 || cls.protocol == PROTOCOL_DARKPLACES2 || cls.protocol == PROTOCOL_DARKPLACES3)
3995 				{
3996 					// was svc_sound2 in protocols 1, 2, 3, removed in 4, 5, changed to svc_precache in 6
3997 					CL_ParseStartSoundPacket(true);
3998 				}
3999 				else
4000 				{
4001 					char *s;
4002 					i = (unsigned short)MSG_ReadShort(&cl_message);
4003 					s = MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
4004 					if (i < 32768)
4005 					{
4006 						if (i >= 1 && i < MAX_MODELS)
4007 						{
4008 							dp_model_t *model = Mod_ForName(s, false, false, s[0] == '*' ? cl.model_name[1] : NULL);
4009 							if (!model)
4010 								Con_DPrintf("svc_precache: Mod_ForName(\"%s\") failed\n", s);
4011 							cl.model_precache[i] = model;
4012 						}
4013 						else
4014 							Con_Printf("svc_precache: index %i outside range %i...%i\n", i, 1, MAX_MODELS);
4015 					}
4016 					else
4017 					{
4018 						i -= 32768;
4019 						if (i >= 1 && i < MAX_SOUNDS)
4020 						{
4021 							sfx_t *sfx = S_PrecacheSound (s, true, true);
4022 							if (!sfx && snd_initialized.integer)
4023 								Con_DPrintf("svc_precache: S_PrecacheSound(\"%s\") failed\n", s);
4024 							cl.sound_precache[i] = sfx;
4025 						}
4026 						else
4027 							Con_Printf("svc_precache: index %i outside range %i...%i\n", i, 1, MAX_SOUNDS);
4028 					}
4029 				}
4030 				break;
4031 
4032 			case svc_stopsound:
4033 				i = (unsigned short) MSG_ReadShort(&cl_message);
4034 				S_StopSound(i>>3, i&7);
4035 				break;
4036 
4037 			case svc_updatename:
4038 				i = MSG_ReadByte(&cl_message);
4039 				if (i >= cl.maxclients)
4040 					Host_Error ("CL_ParseServerMessage: svc_updatename >= cl.maxclients");
4041 				strlcpy (cl.scores[i].name, MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)), sizeof (cl.scores[i].name));
4042 				break;
4043 
4044 			case svc_updatefrags:
4045 				i = MSG_ReadByte(&cl_message);
4046 				if (i >= cl.maxclients)
4047 					Host_Error ("CL_ParseServerMessage: svc_updatefrags >= cl.maxclients");
4048 				cl.scores[i].frags = (signed short) MSG_ReadShort(&cl_message);
4049 				break;
4050 
4051 			case svc_updatecolors:
4052 				i = MSG_ReadByte(&cl_message);
4053 				if (i >= cl.maxclients)
4054 					Host_Error ("CL_ParseServerMessage: svc_updatecolors >= cl.maxclients");
4055 				cl.scores[i].colors = MSG_ReadByte(&cl_message);
4056 				break;
4057 
4058 			case svc_particle:
4059 				CL_ParseParticleEffect ();
4060 				break;
4061 
4062 			case svc_effect:
4063 				CL_ParseEffect ();
4064 				break;
4065 
4066 			case svc_effect2:
4067 				CL_ParseEffect2 ();
4068 				break;
4069 
4070 			case svc_spawnbaseline:
4071 				i = (unsigned short) MSG_ReadShort(&cl_message);
4072 				if (i < 0 || i >= MAX_EDICTS)
4073 					Host_Error ("CL_ParseServerMessage: svc_spawnbaseline: invalid entity number %i", i);
4074 				if (i >= cl.max_entities)
4075 					CL_ExpandEntities(i);
4076 				CL_ParseBaseline (cl.entities + i, false);
4077 				break;
4078 			case svc_spawnbaseline2:
4079 				i = (unsigned short) MSG_ReadShort(&cl_message);
4080 				if (i < 0 || i >= MAX_EDICTS)
4081 					Host_Error ("CL_ParseServerMessage: svc_spawnbaseline2: invalid entity number %i", i);
4082 				if (i >= cl.max_entities)
4083 					CL_ExpandEntities(i);
4084 				CL_ParseBaseline (cl.entities + i, true);
4085 				break;
4086 			case svc_spawnstatic:
4087 				CL_ParseStatic (false);
4088 				break;
4089 			case svc_spawnstatic2:
4090 				CL_ParseStatic (true);
4091 				break;
4092 			case svc_temp_entity:
4093 				if(!CL_VM_Parse_TempEntity())
4094 					CL_ParseTempEntity ();
4095 				break;
4096 
4097 			case svc_setpause:
4098 				cl.paused = MSG_ReadByte(&cl_message) != 0;
4099 #ifdef CONFIG_CD
4100 				if (cl.paused)
4101 					CDAudio_Pause ();
4102 				else
4103 					CDAudio_Resume ();
4104 #endif
4105 				S_PauseGameSounds (cl.paused);
4106 				break;
4107 
4108 			case svc_signonnum:
4109 				i = MSG_ReadByte(&cl_message);
4110 				// LordHavoc: it's rude to kick off the client if they missed the
4111 				// reconnect somehow, so allow signon 1 even if at signon 1
4112 				if (i <= cls.signon && i != 1)
4113 					Host_Error ("Received signon %i when at %i", i, cls.signon);
4114 				cls.signon = i;
4115 				CL_SignonReply ();
4116 				break;
4117 
4118 			case svc_killedmonster:
4119 				cl.stats[STAT_MONSTERS]++;
4120 				break;
4121 
4122 			case svc_foundsecret:
4123 				cl.stats[STAT_SECRETS]++;
4124 				break;
4125 
4126 			case svc_updatestat:
4127 				i = MSG_ReadByte(&cl_message);
4128 				if (i < 0 || i >= MAX_CL_STATS)
4129 					Host_Error ("svc_updatestat: %i is invalid", i);
4130 				cl.stats[i] = MSG_ReadLong(&cl_message);
4131 				break;
4132 
4133 			case svc_updatestatubyte:
4134 				i = MSG_ReadByte(&cl_message);
4135 				if (i < 0 || i >= MAX_CL_STATS)
4136 					Host_Error ("svc_updatestat: %i is invalid", i);
4137 				cl.stats[i] = MSG_ReadByte(&cl_message);
4138 				break;
4139 
4140 			case svc_spawnstaticsound:
4141 				CL_ParseStaticSound (false);
4142 				break;
4143 
4144 			case svc_spawnstaticsound2:
4145 				CL_ParseStaticSound (true);
4146 				break;
4147 
4148 			case svc_cdtrack:
4149 				cl.cdtrack = MSG_ReadByte(&cl_message);
4150 				cl.looptrack = MSG_ReadByte(&cl_message);
4151 #ifdef CONFIG_CD
4152 				if ( (cls.demoplayback || cls.demorecording) && (cls.forcetrack != -1) )
4153 					CDAudio_Play ((unsigned char)cls.forcetrack, true);
4154 				else
4155 					CDAudio_Play ((unsigned char)cl.cdtrack, true);
4156 #endif
4157 				break;
4158 
4159 			case svc_intermission:
4160 				if(!cl.intermission)
4161 					cl.completed_time = cl.time;
4162 				cl.intermission = 1;
4163 				CL_VM_UpdateIntermissionState(cl.intermission);
4164 				break;
4165 
4166 			case svc_finale:
4167 				if(!cl.intermission)
4168 					cl.completed_time = cl.time;
4169 				cl.intermission = 2;
4170 				CL_VM_UpdateIntermissionState(cl.intermission);
4171 				SCR_CenterPrint(MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)));
4172 				break;
4173 
4174 			case svc_cutscene:
4175 				if(!cl.intermission)
4176 					cl.completed_time = cl.time;
4177 				cl.intermission = 3;
4178 				CL_VM_UpdateIntermissionState(cl.intermission);
4179 				SCR_CenterPrint(MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)));
4180 				break;
4181 
4182 			case svc_sellscreen:
4183 				Cmd_ExecuteString ("help", src_command, true);
4184 				break;
4185 			case svc_hidelmp:
4186 				if (gamemode == GAME_TENEBRAE)
4187 				{
4188 					// repeating particle effect
4189 					MSG_ReadCoord(&cl_message, cls.protocol);
4190 					MSG_ReadCoord(&cl_message, cls.protocol);
4191 					MSG_ReadCoord(&cl_message, cls.protocol);
4192 					MSG_ReadCoord(&cl_message, cls.protocol);
4193 					MSG_ReadCoord(&cl_message, cls.protocol);
4194 					MSG_ReadCoord(&cl_message, cls.protocol);
4195 					(void) MSG_ReadByte(&cl_message);
4196 					MSG_ReadLong(&cl_message);
4197 					MSG_ReadLong(&cl_message);
4198 					MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
4199 				}
4200 				else
4201 					SHOWLMP_decodehide();
4202 				break;
4203 			case svc_showlmp:
4204 				if (gamemode == GAME_TENEBRAE)
4205 				{
4206 					// particle effect
4207 					MSG_ReadCoord(&cl_message, cls.protocol);
4208 					MSG_ReadCoord(&cl_message, cls.protocol);
4209 					MSG_ReadCoord(&cl_message, cls.protocol);
4210 					(void) MSG_ReadByte(&cl_message);
4211 					MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
4212 				}
4213 				else
4214 					SHOWLMP_decodeshow();
4215 				break;
4216 			case svc_skybox:
4217 				R_SetSkyBox(MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)));
4218 				break;
4219 			case svc_entities:
4220 				if (cls.signon == SIGNONS - 1)
4221 				{
4222 					// first update is the final signon stage
4223 					cls.signon = SIGNONS;
4224 					CL_SignonReply ();
4225 				}
4226 				if (cls.protocol == PROTOCOL_DARKPLACES1 || cls.protocol == PROTOCOL_DARKPLACES2 || cls.protocol == PROTOCOL_DARKPLACES3)
4227 					EntityFrame_CL_ReadFrame();
4228 				else if (cls.protocol == PROTOCOL_DARKPLACES4)
4229 					EntityFrame4_CL_ReadFrame();
4230 				else
4231 					EntityFrame5_CL_ReadFrame();
4232 				break;
4233 			case svc_csqcentities:
4234 				CSQC_ReadEntities();
4235 				break;
4236 			case svc_downloaddata:
4237 				CL_ParseDownload();
4238 				break;
4239 			case svc_trailparticles:
4240 				CL_ParseTrailParticles();
4241 				break;
4242 			case svc_pointparticles:
4243 				CL_ParsePointParticles();
4244 				break;
4245 			case svc_pointparticles1:
4246 				CL_ParsePointParticles1();
4247 				break;
4248 			}
4249 //			R_TimeReport(svc_strings[cmd]);
4250 		}
4251 	}
4252 
4253 	if (cls.signon == SIGNONS)
4254 		CL_UpdateItemsAndWeapon();
4255 //	R_TimeReport("UpdateItems");
4256 
4257 	EntityFrameQuake_ISeeDeadEntities();
4258 //	R_TimeReport("ISeeDeadEntities");
4259 
4260 	CL_UpdateMoveVars();
4261 //	R_TimeReport("UpdateMoveVars");
4262 
4263 	parsingerror = false;
4264 
4265 	// LordHavoc: this was at the start of the function before cl_autodemo was
4266 	// implemented
4267 	if (cls.demorecording)
4268 	{
4269 		CL_WriteDemoMessage (&cl_message);
4270 //		R_TimeReport("WriteDemo");
4271 	}
4272 }
4273 
CL_Parse_DumpPacket(void)4274 void CL_Parse_DumpPacket(void)
4275 {
4276 	if (!parsingerror)
4277 		return;
4278 	Con_Print("Packet dump:\n");
4279 	SZ_HexDumpToConsole(&cl_message);
4280 	parsingerror = false;
4281 }
4282 
CL_Parse_ErrorCleanUp(void)4283 void CL_Parse_ErrorCleanUp(void)
4284 {
4285 	CL_StopDownload(0, 0);
4286 	QW_CL_StopUpload();
4287 }
4288 
CL_Parse_Init(void)4289 void CL_Parse_Init(void)
4290 {
4291 	Cvar_RegisterVariable(&cl_worldmessage);
4292 	Cvar_RegisterVariable(&cl_worldname);
4293 	Cvar_RegisterVariable(&cl_worldnamenoextension);
4294 	Cvar_RegisterVariable(&cl_worldbasename);
4295 
4296 	Cvar_RegisterVariable(&developer_networkentities);
4297 	Cvar_RegisterVariable(&cl_gameplayfix_soundsmovewithentities);
4298 
4299 	Cvar_RegisterVariable(&cl_sound_wizardhit);
4300 	Cvar_RegisterVariable(&cl_sound_hknighthit);
4301 	Cvar_RegisterVariable(&cl_sound_tink1);
4302 	Cvar_RegisterVariable(&cl_sound_ric1);
4303 	Cvar_RegisterVariable(&cl_sound_ric2);
4304 	Cvar_RegisterVariable(&cl_sound_ric3);
4305 	Cvar_RegisterVariable(&cl_sound_ric_gunshot);
4306 	Cvar_RegisterVariable(&cl_sound_r_exp3);
4307 
4308 	Cvar_RegisterVariable(&cl_joinbeforedownloadsfinish);
4309 
4310 	// server extension cvars set by commands issued from the server during connect
4311 	Cvar_RegisterVariable(&cl_serverextension_download);
4312 
4313 	Cvar_RegisterVariable(&cl_nettimesyncfactor);
4314 	Cvar_RegisterVariable(&cl_nettimesyncboundmode);
4315 	Cvar_RegisterVariable(&cl_nettimesyncboundtolerance);
4316 	Cvar_RegisterVariable(&cl_iplog_name);
4317 	Cvar_RegisterVariable(&cl_readpicture_force);
4318 
4319 	Cmd_AddCommand("nextul", QW_CL_NextUpload, "sends next fragment of current upload buffer (screenshot for example)");
4320 	Cmd_AddCommand("stopul", QW_CL_StopUpload, "aborts current upload (screenshot for example)");
4321 	Cmd_AddCommand("skins", QW_CL_Skins_f, "downloads missing qw skins from server");
4322 	Cmd_AddCommand("changing", QW_CL_Changing_f, "sent by qw servers to tell client to wait for level change");
4323 	Cmd_AddCommand("cl_begindownloads", CL_BeginDownloads_f, "used internally by darkplaces client while connecting (causes loading of models and sounds or triggers downloads for missing ones)");
4324 	Cmd_AddCommand("cl_downloadbegin", CL_DownloadBegin_f, "(networking) informs client of download file information, client replies with sv_startsoundload to begin the transfer");
4325 	Cmd_AddCommand("stopdownload", CL_StopDownload_f, "terminates a download");
4326 	Cmd_AddCommand("cl_downloadfinished", CL_DownloadFinished_f, "signals that a download has finished and provides the client with file size and crc to check its integrity");
4327 	Cmd_AddCommand("iplog_list", CL_IPLog_List_f, "lists names of players whose IP address begins with the supplied text (example: iplog_list 123.456.789)");
4328 }
4329 
CL_Parse_Shutdown(void)4330 void CL_Parse_Shutdown(void)
4331 {
4332 }
4333