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quakespasm/source/cl_parse.c

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/*
Copyright (C) 1996-2001 Id Software, Inc.
Copyright (C) 2002-2009 John Fitzgibbons and others
Copyright (C) 2007-2008 Kristian Duske
Copyright (C) 2010-2014 QuakeSpasm developers
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
// cl_parse.c -- parse a message received from the server
#include "quakedef.h"
#include "bgmusic.h"
const char *svc_strings[] =
{
"svc_bad",
"svc_nop",
"svc_disconnect",
"svc_updatestat",
"svc_version", // [long] server version
"svc_setview", // [short] entity number
"svc_sound", // <see code>
"svc_time", // [float] server time
"svc_print", // [string] null terminated string
"svc_stufftext", // [string] stuffed into client's console buffer
// the string should be \n terminated
"svc_setangle", // [vec3] set the view angle to this absolute value
"svc_serverinfo", // [long] version
// [string] signon string
// [string]..[0]model cache [string]...[0]sounds cache
// [string]..[0]item cache
"svc_lightstyle", // [byte] [string]
"svc_updatename", // [byte] [string]
"svc_updatepoints", // [byte] [short]
"svc_clientdata", // <shortbits + data>
"svc_stopsound", // <see code>
"svc_updatecolors", // [byte] [byte]
"svc_particle", // [vec3] <variable>
"svc_damage", // [byte] impact [byte] blood [vec3] from
"svc_spawnstatic",
"OBSOLETE svc_spawnbinary",
"svc_spawnbaseline",
"svc_temp_entity", // <variable>
"svc_setpause",
"svc_signonnum",
"svc_centerprint",
"svc_killedmonster",
"svc_foundsecret",
"svc_spawnstaticsound",
"svc_intermission",
"svc_finale", // [string] music [string] text
"svc_cdtrack", // [byte] track [byte] looptrack
"svc_sellscreen",
"svc_cutscene",
//johnfitz -- new server messages
"", // 35
"svc_hitmark", // 36
"svc_skybox", // 37 // [string] skyname
"svc_useprint", // 38
"", // 39
"svc_bf", // 40 // no data
"svc_fog", // 41 // [byte] density [byte] red [byte] green [byte] blue [float] time
"svc_spawnbaseline2", //42 // support for large modelindex, large framenum, alpha, using flags
"svc_spawnstatic2", // 43 // support for large modelindex, large framenum, alpha, using flags
"svc_spawnstaticsound2", // 44 // [coord3] [short] samp [byte] vol [byte] aten
"", // 45
"", // 46
"", // 47
"", // 48
"", // 49
"svc_bspdecal", // 50 // [string] name [byte] decal_size [coords] pos
"svc_limbupdate", // 51
"svc_achievement", // 52
"svc_updatekills" // 53
//johnfitz
};
qboolean warn_about_nehahra_protocol; //johnfitz
extern vec3_t v_punchangles[2]; //johnfitz
//=============================================================================
/*
===============
CL_EntityNum
This error checks and tracks the total number of entities
===============
*/
entity_t *CL_EntityNum (int num)
{
//johnfitz -- check minimum number too
if (num < 0)
Host_Error ("CL_EntityNum: %i is an invalid number",num);
//john
if (num >= cl.num_entities)
{
if (num >= cl_max_edicts) //johnfitz -- no more MAX_EDICTS
Host_Error ("CL_EntityNum: %i is an invalid number",num);
while (cl.num_entities<=num)
{
cl_entities[cl.num_entities].colormap = vid.colormap;
cl_entities[cl.num_entities].lerpflags |= LERP_RESETMOVE|LERP_RESETANIM; //johnfitz
cl.num_entities++;
}
}
return &cl_entities[num];
}
/*
==================
CL_ParseStartSoundPacket
==================
*/
void CL_ParseStartSoundPacket(void)
{
vec3_t pos;
int channel, ent;
int sound_num;
int volume;
int field_mask;
float attenuation;
int i;
field_mask = MSG_ReadByte();
if (field_mask & SND_VOLUME)
volume = MSG_ReadByte ();
else
volume = DEFAULT_SOUND_PACKET_VOLUME;
if (field_mask & SND_ATTENUATION)
attenuation = MSG_ReadByte () / 64.0;
else
attenuation = DEFAULT_SOUND_PACKET_ATTENUATION;
//johnfitz -- PROTOCOL_FITZQUAKE
if (field_mask & SND_LARGEENTITY)
{
ent = (unsigned short) MSG_ReadShort ();
channel = MSG_ReadByte ();
}
else
{
channel = (unsigned short) MSG_ReadShort ();
ent = channel >> 3;
channel &= 7;
}
if (field_mask & SND_LARGESOUND)
sound_num = (unsigned short) MSG_ReadShort ();
else
sound_num = MSG_ReadByte ();
//johnfitz
//johnfitz -- check soundnum
if (sound_num >= MAX_SOUNDS)
Host_Error ("CL_ParseStartSoundPacket: %i > MAX_SOUNDS", sound_num);
//johnfitz
if (ent > cl_max_edicts) //johnfitz -- no more MAX_EDICTS
Host_Error ("CL_ParseStartSoundPacket: ent = %i", ent);
for (i = 0; i < 3; i++)
pos[i] = MSG_ReadCoord (cl.protocolflags);
S_StartSound (ent, channel, cl.sound_precache[sound_num], pos, volume/255.0, attenuation);
}
/*
==================
CL_ParseBSPDecal
Spawn decals on map
Crow_bar.
==================
*/
/*
void CL_ParseBSPDecal (void)
{
vec3_t pos;
int decal_size;
char *texname;
texname = MSG_ReadString ();
decal_size = MSG_ReadByte ();
pos[0] = MSG_ReadCoord (cl.protocolflags);
pos[1] = MSG_ReadCoord (cl.protocolflags);
pos[2] = MSG_ReadCoord (cl.protocolflags);
if(!texname)
return;
Con_Printf("BSPDECAL[tex: %s size: %i pos: %f %f %f]\n", texname, decal_size, pos[0], pos[1], pos[2]);
R_SpawnDecalBSP(pos, texname, decal_size);
}
*/
/*
==================
CL_KeepaliveMessage
When the client is taking a long time to load stuff, send keepalive messages
so the server doesn't disconnect.
==================
*/
static byte net_olddata[NET_MAXMESSAGE];
void CL_KeepaliveMessage (void)
{
float time;
static float lastmsg;
int ret;
sizebuf_t old;
byte *olddata;
if (sv.active)
return; // no need if server is local
if (cls.demoplayback)
return;
// read messages from server, should just be nops
olddata = net_olddata;
old = net_message;
memcpy (olddata, net_message.data, net_message.cursize);
do
{
ret = CL_GetMessage ();
switch (ret)
{
default:
Host_Error ("CL_KeepaliveMessage: CL_GetMessage failed");
case 0:
break; // nothing waiting
case 1:
Host_Error ("CL_KeepaliveMessage: received a message");
break;
case 2:
if (MSG_ReadByte() != svc_nop)
Host_Error ("CL_KeepaliveMessage: datagram wasn't a nop");
break;
}
} while (ret);
net_message = old;
memcpy (net_message.data, olddata, net_message.cursize);
// check time
time = Sys_DoubleTime ();
if (time - lastmsg < 5)
return;
lastmsg = time;
// write out a nop
Con_Printf ("--> client to server keepalive\n");
MSG_WriteByte (&cls.message, clc_nop);
NET_SendMessage (cls.netcon, &cls.message);
SZ_Clear (&cls.message);
}
/*
==================
CL_ParseServerInfo
==================
*/
void CL_ParseServerInfo (void)
{
const char *str;
int i;
int nummodels, numsounds;
char model_precache[MAX_MODELS][MAX_QPATH];
char sound_precache[MAX_SOUNDS][MAX_QPATH];
Con_DPrintf ("Serverinfo packet received.\n");
// ericw -- bring up loading plaque for map changes within a demo.
// it will be hidden in CL_SignonReply.
if (cls.demoplayback)
SCR_BeginLoadingPlaque();
//
// wipe the client_state_t struct
//
CL_ClearState ();
// parse protocol version number
i = MSG_ReadLong ();
//johnfitz -- support multiple protocols
if (i != PROTOCOL_NETQUAKE && i != PROTOCOL_FITZQUAKE && i != PROTOCOL_RMQ) {
Con_Printf ("\n"); //because there's no newline after serverinfo print
Host_Error ("Server returned version %i, not %i or %i or %i", i, PROTOCOL_NETQUAKE, PROTOCOL_FITZQUAKE, PROTOCOL_RMQ);
}
cl.protocol = i;
//johnfitz
if (cl.protocol == PROTOCOL_RMQ)
{
const unsigned int supportedflags = (PRFL_SHORTANGLE | PRFL_FLOATANGLE | PRFL_24BITCOORD | PRFL_FLOATCOORD | PRFL_EDICTSCALE | PRFL_INT32COORD);
// mh - read protocol flags from server so that we know what protocol features to expect
cl.protocolflags = (unsigned int) MSG_ReadLong ();
if (0 != (cl.protocolflags & (~supportedflags)))
{
Con_Warning("PROTOCOL_RMQ protocolflags %i contains unsupported flags\n", cl.protocolflags);
}
}
else cl.protocolflags = 0;
// parse maxclients
cl.maxclients = MSG_ReadByte ();
if (cl.maxclients < 1 || cl.maxclients > MAX_SCOREBOARD)
{
Host_Error ("Bad maxclients (%u) from server", cl.maxclients);
}
cl.scores = (scoreboard_t *) Hunk_AllocName (cl.maxclients*sizeof(*cl.scores), "scores");
// parse gametype
cl.gametype = MSG_ReadByte ();
// parse signon message
str = MSG_ReadString ();
q_strlcpy (cl.levelname, str, sizeof(cl.levelname));
// seperate the printfs so the server message can have a color
Con_Printf ("\n%s\n", Con_Quakebar(40)); //johnfitz
Con_Printf ("%c%s\n", 2, str);
//johnfitz -- tell user which protocol this is
Con_Printf ("Using protocol %i\n", i);
// first we go through and touch all of the precache data that still
// happens to be in the cache, so precaching something else doesn't
// needlessly purge it
// precache models
memset (cl.model_precache, 0, sizeof(cl.model_precache));
for (nummodels = 1 ; ; nummodels++)
{
str = MSG_ReadString ();
if (!str[0])
break;
if (nummodels==MAX_MODELS)
{
Host_Error ("Server sent too many model precaches");
}
q_strlcpy (model_precache[nummodels], str, MAX_QPATH);
Mod_TouchModel (str);
}
//johnfitz -- check for excessive models
if (nummodels >= 256)
Con_DWarning ("%i models exceeds standard limit of 256 (max = %d).\n", nummodels, MAX_MODELS);
//johnfitz
// precache sounds
memset (cl.sound_precache, 0, sizeof(cl.sound_precache));
for (numsounds = 1 ; ; numsounds++)
{
str = MSG_ReadString ();
if (!str[0])
break;
if (numsounds==MAX_SOUNDS)
{
Host_Error ("Server sent too many sound precaches");
}
q_strlcpy (sound_precache[numsounds], str, MAX_QPATH);
S_TouchSound (str);
}
//johnfitz -- check for excessive sounds
if (numsounds >= 256)
Con_DWarning ("%i sounds exceeds standard limit of 256 (max = %d).\n", numsounds, MAX_SOUNDS);
//johnfitz
//
// now we try to load everything else until a cache allocation fails
//
// copy the naked name of the map file to the cl structure -- O.S
COM_StripExtension (COM_SkipPath(model_precache[1]), cl.mapname, sizeof(cl.mapname));
for (i = 1; i < nummodels; i++)
{
cl.model_precache[i] = Mod_ForName (model_precache[i], false);
if (cl.model_precache[i] == NULL)
{
Host_Error ("Model %s not found", model_precache[i]);
}
CL_KeepaliveMessage ();
}
S_BeginPrecaching ();
for (i = 1; i < numsounds; i++)
{
cl.sound_precache[i] = S_PrecacheSound (sound_precache[i]);
CL_KeepaliveMessage ();
}
S_EndPrecaching ();
// local state
cl_entities[0].model = cl.worldmodel = cl.model_precache[1];
R_NewMap ();
//johnfitz -- clear out string; we don't consider identical
//messages to be duplicates if the map has changed in between
con_lastcenterstring[0] = 0;
//johnfitz
Hunk_Check (); // make sure nothing is hurt
HUD_NewMap ();
noclip_anglehack = false; // noclip is turned off at start
warn_about_nehahra_protocol = true; //johnfitz -- warn about nehahra protocol hack once per server connection
//johnfitz -- reset developer stats
memset(&dev_stats, 0, sizeof(dev_stats));
memset(&dev_peakstats, 0, sizeof(dev_peakstats));
memset(&dev_overflows, 0, sizeof(dev_overflows));
}
/*
==================
CL_ParseUpdate
Parse an entity update message from the server
If an entities model or origin changes from frame to frame, it must be
relinked. Other attributes can change without relinking.
==================
*/
void CL_ParseUpdate (int bits)
{
int i;
qmodel_t *model;
int modnum;
qboolean forcelink;
entity_t *ent;
int num;
int skin;
if (cls.signon == SIGNONS - 1)
{ // first update is the final signon stage
cls.signon = SIGNONS;
CL_SignonReply ();
}
if (bits & U_MOREBITS)
{
i = MSG_ReadByte ();
bits |= (i<<8);
}
//johnfitz -- PROTOCOL_FITZQUAKE
if (cl.protocol == PROTOCOL_FITZQUAKE || cl.protocol == PROTOCOL_RMQ)
{
if (bits & U_EXTEND1)
bits |= MSG_ReadByte() << 16;
if (bits & U_EXTEND2)
bits |= MSG_ReadByte() << 24;
}
//johnfitz
if (bits & U_LONGENTITY)
num = MSG_ReadShort ();
else
num = MSG_ReadByte ();
ent = CL_EntityNum (num);
if (ent->msgtime != cl.mtime[1])
forcelink = true; // no previous frame to lerp from
else
forcelink = false;
//johnfitz -- lerping
if (ent->msgtime + 0.2 < cl.mtime[0]) //more than 0.2 seconds since the last message (most entities think every 0.1 sec)
ent->lerpflags |= LERP_RESETANIM; //if we missed a think, we'd be lerping from the wrong frame
//johnfitz
ent->msgtime = cl.mtime[0];
if (bits & U_MODEL)
{
modnum = MSG_ReadByte ();
if (modnum >= MAX_MODELS)
Host_Error ("CL_ParseModel: bad modnum");
}
else
modnum = ent->baseline.modelindex;
if (bits & U_FRAME)
ent->frame = MSG_ReadByte ();
else
ent->frame = ent->baseline.frame;
if (bits & U_COLORMAP)
i = MSG_ReadByte();
else
i = ent->baseline.colormap;
if (!i)
ent->colormap = vid.colormap;
else
{
if (i > cl.maxclients)
Sys_Error ("i >= cl.maxclients");
ent->colormap = 0;// cl.scores[i-1].translations;
}
if (bits & U_SKIN)
skin = MSG_ReadByte();
else
skin = ent->baseline.skin;
if (skin != ent->skinnum)
{
ent->skinnum = skin;
if (num > 0 && num <= cl.maxclients)
R_TranslateNewPlayerSkin (num - 1); //johnfitz -- was R_TranslatePlayerSkin
}
if (bits & U_EFFECTS)
ent->effects = MSG_ReadShort();
else
ent->effects = ent->baseline.effects;
// shift the known values for interpolation
VectorCopy (ent->msg_origins[0], ent->msg_origins[1]);
VectorCopy (ent->msg_angles[0], ent->msg_angles[1]);
if (bits & U_ORIGIN1)
ent->msg_origins[0][0] = MSG_ReadCoord (cl.protocolflags);
else
ent->msg_origins[0][0] = ent->baseline.origin[0];
if (bits & U_ANGLE1)
ent->msg_angles[0][0] = MSG_ReadAngle(cl.protocolflags);
else
ent->msg_angles[0][0] = ent->baseline.angles[0];
if (bits & U_ORIGIN2)
ent->msg_origins[0][1] = MSG_ReadCoord (cl.protocolflags);
else
ent->msg_origins[0][1] = ent->baseline.origin[1];
if (bits & U_ANGLE2)
ent->msg_angles[0][1] = MSG_ReadAngle(cl.protocolflags);
else
ent->msg_angles[0][1] = ent->baseline.angles[1];
if (bits & U_ORIGIN3)
ent->msg_origins[0][2] = MSG_ReadCoord (cl.protocolflags);
else
ent->msg_origins[0][2] = ent->baseline.origin[2];
if (bits & U_ANGLE3)
ent->msg_angles[0][2] = MSG_ReadAngle(cl.protocolflags);
else
ent->msg_angles[0][2] = ent->baseline.angles[2];
//johnfitz -- lerping for movetype_step entities
if (bits & U_STEP)
{
ent->lerpflags |= LERP_MOVESTEP;
ent->forcelink = true;
}
else
ent->lerpflags &= ~LERP_MOVESTEP;
//johnfitz
// NZP START
if (bits & U_LIGHTLEVEL)
ent->light_lev = MSG_ReadByte();
// NZP END
//johnfitz -- PROTOCOL_FITZQUAKE and PROTOCOL_NEHAHRA
if (cl.protocol == PROTOCOL_FITZQUAKE || cl.protocol == PROTOCOL_RMQ)
{
if (bits & U_ALPHA)
ent->alpha = MSG_ReadByte();
else
ent->alpha = ent->baseline.alpha;
if (bits & U_SCALE)
MSG_ReadByte(); // PROTOCOL_RMQ: currently ignored
if (bits & U_FRAME2)
ent->frame = (ent->frame & 0x00FF) | (MSG_ReadByte() << 8);
if (bits & U_MODEL2)
modnum = (modnum & 0x00FF) | (MSG_ReadByte() << 8);
if (bits & U_LERPFINISH)
{
ent->lerpfinish = ent->msgtime + ((float)(MSG_ReadByte()) / 255);
ent->lerpflags |= LERP_FINISH;
}
else
ent->lerpflags &= ~LERP_FINISH;
}
else if (cl.protocol == PROTOCOL_NETQUAKE)
{
//HACK: if this bit is set, assume this is PROTOCOL_NEHAHRA
if (bits & U_TRANS)
{
float a, b;
if (warn_about_nehahra_protocol)
{
Con_Warning ("nonstandard update bit, assuming Nehahra protocol\n");
warn_about_nehahra_protocol = false;
}
a = MSG_ReadFloat();
b = MSG_ReadFloat(); //alpha
if (a == 2)
MSG_ReadFloat(); //fullbright (not using this yet)
ent->alpha = ENTALPHA_ENCODE(b);
}
else
ent->alpha = ent->baseline.alpha;
}
//johnfitz
//johnfitz -- moved here from above
model = cl.model_precache[modnum];
if (model != ent->model)
{
ent->model = model;
// automatic animation (torches, etc) can be either all together
// or randomized
if (model)
{
if (model->synctype == ST_RAND)
ent->syncbase = (float)(rand()&0x7fff) / 0x7fff;
else
ent->syncbase = 0.0;
}
else
forcelink = true; // hack to make null model players work
if (num > 0 && num <= cl.maxclients)
R_TranslateNewPlayerSkin (num - 1); //johnfitz -- was R_TranslatePlayerSkin
ent->lerpflags |= LERP_RESETANIM; //johnfitz -- don't lerp animation across model changes
}
//johnfitz
if ( forcelink )
{ // didn't have an update last message
VectorCopy (ent->msg_origins[0], ent->msg_origins[1]);
VectorCopy (ent->msg_origins[0], ent->origin);
VectorCopy (ent->msg_angles[0], ent->msg_angles[1]);
VectorCopy (ent->msg_angles[0], ent->angles);
ent->forcelink = true;
}
}
/*
==================
CL_ParseBaseline
==================
*/
void CL_ParseBaseline (entity_t *ent, int version) //johnfitz -- added argument
{
int i;
int bits; //johnfitz
//johnfitz -- PROTOCOL_FITZQUAKE
bits = (version == 2) ? MSG_ReadByte() : 0;
ent->baseline.modelindex = (bits & B_LARGEMODEL) ? MSG_ReadShort() : MSG_ReadByte();
ent->baseline.frame = (bits & B_LARGEFRAME) ? MSG_ReadShort() : MSG_ReadByte();
//johnfitz
ent->baseline.colormap = MSG_ReadByte();
ent->baseline.skin = MSG_ReadByte();
for (i = 0; i < 3; i++)
{
ent->baseline.origin[i] = MSG_ReadCoord (cl.protocolflags);
ent->baseline.angles[i] = MSG_ReadAngle (cl.protocolflags);
}
ent->baseline.alpha = (bits & B_ALPHA) ? MSG_ReadByte() : ENTALPHA_DEFAULT; //johnfitz -- PROTOCOL_FITZQUAKE
ent->baseline.light_lev = (bits & B_LIGHTLEVEL) ? MSG_ReadByte() : 0;
}
/*
==================
CL_ParseClientdata
Server information pertaining to this client only
==================
*/
extern int perk_order[9];
extern int current_perk_order;
extern double HUD_Change_time;
void CL_ParseClientdata (void)
{
int i, j, s;
int bits; //johnfitz
bits = (unsigned short)MSG_ReadShort (); //johnfitz -- read bits here isntead of in CL_ParseServerMessage()
//johnfitz -- PROTOCOL_FITZQUAKE
if (bits & SU_EXTEND1)
bits |= (MSG_ReadByte() << 16);
if (bits & SU_EXTEND2)
bits |= (MSG_ReadByte() << 24);
//johnfitz
if (bits & SU_VIEWHEIGHT)
cl.viewheight = MSG_ReadChar ();
else
cl.viewheight = DEFAULT_VIEWHEIGHT;
if (bits & SU_IDEALPITCH)
cl.idealpitch = MSG_ReadChar ();
else
cl.idealpitch = 0;
VectorCopy (cl.mvelocity[0], cl.mvelocity[1]);
for (i = 0; i < 3; i++)
{
if (bits & (SU_PUNCH1<<i) )
cl.punchangle[i] = MSG_ReadChar();
else
cl.punchangle[i] = 0;
if (bits & (SU_VELOCITY1<<i) )
cl.mvelocity[0][i] = MSG_ReadChar()*16;
else
cl.mvelocity[0][i] = 0;
}
//johnfitz -- update v_punchangles
if (v_punchangles[0][0] != cl.punchangle[0] || v_punchangles[0][1] != cl.punchangle[1] || v_punchangles[0][2] != cl.punchangle[2])
{
VectorCopy (v_punchangles[0], v_punchangles[1]);
VectorCopy (cl.punchangle, v_punchangles[0]);
}
//johnfitz
if (bits & SU_PERKS)
i = MSG_ReadLong ();
else
i = 0;
if (cl.perks != i)
{
if (i & 1 && !(cl.perks & 1))
{
perk_order[current_perk_order] = 1;
current_perk_order++;
}
if (i & 2 && !(cl.perks & 2))
{
perk_order[current_perk_order] = 2;
current_perk_order++;
}
if (i & 4 && !(cl.perks & 4))
{
perk_order[current_perk_order] = 4;
current_perk_order++;
}
if (i & 8 && !(cl.perks & 8))
{
perk_order[current_perk_order] = 8;
current_perk_order++;
}
if (i & 16 && !(cl.perks & 16))
{
perk_order[current_perk_order] = 16;
current_perk_order++;
}
if (i & 32 && !(cl.perks & 32))
{
perk_order[current_perk_order] = 32;
current_perk_order++;
}
if (i & 64 && !(cl.perks & 64))
{
perk_order[current_perk_order] = 64;
current_perk_order++;
}
if (i & 128 && !(cl.perks & 128))
{
perk_order[current_perk_order] = 128;
current_perk_order++;
}
if (cl.perks & 1 && !(i & 1))
{
for (s = 0; s < 9; s++)
{
if (perk_order[s] == 1)
{
perk_order[s] = 0;
while (perk_order[s+1])
{
perk_order[s] = perk_order[s+1];
perk_order[s+1] = 0;
}
break;
}
}
current_perk_order--;
}
if (cl.perks & 2 && !(i & 2))
{
for (s = 0; s < 9; s++)
{
if (perk_order[s] == 2)
{
perk_order[s] = 0;
while (perk_order[s+1])
{
perk_order[s] = perk_order[s+1];
perk_order[s+1] = 0;
}
break;
}
}
current_perk_order--;
}
if (cl.perks & 4 && !(i & 4))
{
for (s = 0; s < 9; s++)
{
if (perk_order[s] == 4)
{
perk_order[s] = 0;
while (perk_order[s+1])
{
perk_order[s] = perk_order[s+1];
perk_order[s+1] = 0;
}
break;
}
}
current_perk_order--;
}
if (cl.perks & 8 && !(i & 8))
{
for (s = 0; s < 9; s++)
{
if (perk_order[s] == 8)
{
perk_order[s] = 0;
while (perk_order[s+1])
{
perk_order[s] = perk_order[s+1];
perk_order[s+1] = 0;
}
break;
}
}
current_perk_order--;
}
if (cl.perks & 16 && !(i & 16))
{
for (s = 0; s < 9; s++)
{
if (perk_order[s] == 16)
{
perk_order[s] = 0;
while (perk_order[s+1])
{
perk_order[s] = perk_order[s+1];
perk_order[s+1] = 0;
}
break;
}
}
current_perk_order--;
}
if (cl.perks & 32 && !(i & 32))
{
for (s = 0; s < 9; s++)
{
if (perk_order[s] == 32)
{
perk_order[s] = 0;
while (perk_order[s+1])
{
perk_order[s] = perk_order[s+1];
perk_order[s+1] = 0;
}
break;
}
}
current_perk_order--;
}
if (cl.perks & 64 && !(i & 64))
{
for (s = 0; s < 9; s++)
{
if (perk_order[s] == 64)
{
perk_order[s] = 0;
while (perk_order[s+1])
{
perk_order[s] = perk_order[s+1];
perk_order[s+1] = 0;
}
break;
}
}
current_perk_order--;
}
if (cl.perks & 128 && !(i & 128))
{
for (s = 0; s < 9; s++)
{
if (perk_order[s] == 128)
{
perk_order[s] = 0;
while (perk_order[s+1])
{
perk_order[s] = perk_order[s+1];
perk_order[s+1] = 0;
}
break;
}
}
current_perk_order--;
}
cl.perks = i;
}
cl.onground = (bits & SU_ONGROUND) != 0;
cl.inwater = (bits & SU_INWATER) != 0;
if (bits & SU_WEAPONFRAME)
cl.stats[STAT_WEAPONFRAME] = MSG_ReadByte ();
else
cl.stats[STAT_WEAPONFRAME] = 0;
if (bits & SU_WEAPONSKIN)
cl.stats[STAT_WEAPONSKIN] = MSG_ReadByte ();
else
cl.stats[STAT_WEAPONSKIN] = 0;
if (bits & SU_WEAPON)
i = MSG_ReadByte ();
else
i = 0;
if (cl.stats[STAT_WEAPON] != i)
{
cl.stats[STAT_WEAPON] = i;
Sbar_Changed ();
}
if (bits & SU_GRENADES)
i = MSG_ReadLong ();
else
i = 0;
if (cl.stats[STAT_GRENADES] != i)
{
HUD_Change_time = Sys_DoubleTime() + 5;
cl.stats[STAT_GRENADES] = i;
}
i = MSG_ReadShort ();
if (cl.stats[STAT_PRIGRENADES] != i)
{
HUD_Change_time = Sys_DoubleTime() + 5;
cl.stats[STAT_PRIGRENADES] = i;
}
i = MSG_ReadShort ();
if (cl.stats[STAT_SECGRENADES] != i)
{
HUD_Change_time = Sys_DoubleTime() + 5;
cl.stats[STAT_SECGRENADES] = i;
}
i = MSG_ReadShort ();
if (cl.stats[STAT_HEALTH] != i)
{
cl.stats[STAT_HEALTH] = i;
Sbar_Changed ();
}
i = MSG_ReadByte ();
if (cl.stats[STAT_AMMO] != i)
{
HUD_Change_time = Sys_DoubleTime() + 5;
cl.stats[STAT_AMMO] = i;
}
i = MSG_ReadByte ();
if (cl.stats[STAT_CURRENTMAG] != i)
{
HUD_Change_time = Sys_DoubleTime() + 5;
cl.stats[STAT_CURRENTMAG] = i;
}
i = MSG_ReadByte ();
if (cl.stats[STAT_ZOOM] != i)
cl.stats[STAT_ZOOM] = i;
i = MSG_ReadByte ();
if (cl.stats[STAT_ACTIVEWEAPON] != i)
{
cl.stats[STAT_ACTIVEWEAPON] = i;
HUD_Change_time = Sys_DoubleTime() + 5;
}
// This corresponds to SV_WriteClientdataToMessage
i = MSG_ReadByte ();
if (cl.stats[STAT_ROUNDS] != i)
cl.stats[STAT_ROUNDS] = i;
i = MSG_ReadByte ();
if (cl.stats[STAT_ROUNDCHANGE] != i)
cl.stats[STAT_ROUNDCHANGE] = i;
i = MSG_ReadByte ();
if (cl.stats[STAT_X2] != i)
cl.stats[STAT_X2] = i;
i = MSG_ReadByte ();
if (cl.stats[STAT_INSTA] != i)
cl.stats[STAT_INSTA] = i;
i = MSG_ReadByte ();
if (cl.progress_bar != i)
cl.progress_bar = i;
i = MSG_ReadByte ();
if (cl.stats[STAT_WEAPON2] != i)
cl.stats[STAT_WEAPON2] = i;
i = MSG_ReadByte ();
if (cl.stats[STAT_WEAPON2SKIN] != i)
cl.stats[STAT_WEAPON2SKIN] = i;
i = MSG_ReadByte ();
if (cl.stats[STAT_WEAPON2FRAME] != i)
cl.stats[STAT_WEAPON2FRAME] = i;
i = MSG_ReadByte ();
if (cl.stats[STAT_CURRENTMAG2] != i)
cl.stats[STAT_CURRENTMAG2] = i;
//johnfitz -- PROTOCOL_FITZQUAKE
if (bits & SU_WEAPON2)
cl.stats[STAT_WEAPON] |= (MSG_ReadByte() << 8);
if (bits & SU_AMMO2)
cl.stats[STAT_AMMO] |= (MSG_ReadByte() << 8);
if (bits & SU_WEAPONFRAME2)
cl.stats[STAT_WEAPONFRAME] |= (MSG_ReadByte() << 8);
if (bits & SU_WEAPONALPHA)
cl.viewent.alpha = MSG_ReadByte();
else
cl.viewent.alpha = ENTALPHA_DEFAULT;
//johnfitz
//johnfitz -- lerping
//ericw -- this was done before the upper 8 bits of cl.stats[STAT_WEAPON] were filled in, breaking on large maps like zendar.bsp
if (cl.viewent.model != cl.model_precache[cl.stats[STAT_WEAPON]])
{
cl.viewent.lerpflags |= LERP_RESETANIM; //don't lerp animation across model changes
}
//johnfitz
}
/*
=====================
CL_ParseStatic
=====================
*/
void CL_ParseStatic (int version) //johnfitz -- added a parameter
{
entity_t *ent;
int i;
i = cl.num_statics;
if (i >= MAX_STATIC_ENTITIES)
Host_Error ("Too many static entities");
ent = &cl_static_entities[i];
cl.num_statics++;
CL_ParseBaseline (ent, version); //johnfitz -- added second parameter
// copy it to the current state
ent->model = cl.model_precache[ent->baseline.modelindex];
ent->lerpflags |= LERP_RESETANIM; //johnfitz -- lerping
ent->frame = ent->baseline.frame;
ent->colormap = vid.colormap;
ent->skinnum = ent->baseline.skin;
ent->effects = ent->baseline.effects;
ent->alpha = ent->baseline.alpha; //johnfitz -- alpha
VectorCopy (ent->baseline.origin, ent->origin);
VectorCopy (ent->baseline.angles, ent->angles);
R_AddEfrags (ent);
}
/*
===================
CL_ParseStaticSound
===================
*/
void CL_ParseStaticSound (int version) //johnfitz -- added argument
{
vec3_t org;
int sound_num, vol, atten;
int i;
for (i = 0; i < 3; i++)
org[i] = MSG_ReadCoord (cl.protocolflags);
//johnfitz -- PROTOCOL_FITZQUAKE
if (version == 2)
sound_num = MSG_ReadShort ();
else
sound_num = MSG_ReadByte ();
//johnfitz
vol = MSG_ReadByte ();
atten = MSG_ReadByte ();
S_StaticSound (cl.sound_precache[sound_num], org, vol, atten);
}
extern double Hitmark_Time;
extern int crosshair_spread;
extern double crosshair_spread_time;
double return_time;
/*
===================
CL_ParseWeaponFire
===================
*/
void CL_ParseWeaponFire (void)
{
vec3_t kick;
return_time = (double)6/MSG_ReadLong ();
crosshair_spread_time = return_time + sv.time;
kick[0] = MSG_ReadCoord (cl.protocolflags)/5;
kick[1] = MSG_ReadCoord (cl.protocolflags)/5;
kick[2] = MSG_ReadCoord (cl.protocolflags)/5;
if (!(cl.perks & 64)) {
cl.gun_kick[0] += kick[0];
cl.gun_kick[1] += kick[1];
cl.gun_kick[2] += kick[2];
}
}
/*
===================
CL_ParseLimbUpdate
===================
*/
void CL_ParseLimbUpdate (void)
{
int limb = MSG_ReadByte();
int zombieent = MSG_ReadShort();
int limbent = MSG_ReadShort();
switch (limb)
{
case 0://head
cl_entities[zombieent].z_head = limbent;
break;
case 1://larm
cl_entities[zombieent].z_larm = limbent;
break;
case 2://rarm
cl_entities[zombieent].z_rarm = limbent;
break;
}
}
#define SHOWNET(x) if(cl_shownet.value==2)Con_Printf ("%3i:%s\n", msg_readcount-1, x);
/*
=====================
CL_ParseServerMessage
=====================
*/
void CL_ParseServerMessage (void)
{
int cmd;
int i;
const char *str; //johnfitz
int total, j, lastcmd; //johnfitz
//
// if recording demos, copy the message out
//
if (cl_shownet.value == 1)
Con_Printf ("%i ",net_message.cursize);
else if (cl_shownet.value == 2)
Con_Printf ("------------------\n");
cl.onground = false; // unless the server says otherwise
//
// parse the message
//
MSG_BeginReading ();
lastcmd = 0;
while (1)
{
if (msg_badread)
Host_Error ("CL_ParseServerMessage: Bad server message");
cmd = MSG_ReadByte ();
if (cmd == -1)
{
SHOWNET("END OF MESSAGE");
return; // end of message
}
// if the high bit of the command byte is set, it is a fast update
if (cmd & U_SIGNAL) //johnfitz -- was 128, changed for clarity
{
SHOWNET("fast update");
CL_ParseUpdate (cmd&127);
continue;
}
SHOWNET(svc_strings[cmd]);
// other commands
switch (cmd)
{
default:
Host_Error ("Illegible server message, previous was %s", svc_strings[lastcmd]); //johnfitz -- added svc_strings[lastcmd]
break;
case svc_nop:
// Con_Printf ("svc_nop\n");
break;
case svc_time:
cl.mtime[1] = cl.mtime[0];
cl.mtime[0] = MSG_ReadFloat ();
break;
case svc_clientdata:
CL_ParseClientdata (); //johnfitz -- removed bits parameter, we will read this inside CL_ParseClientdata()
break;
case svc_version:
i = MSG_ReadLong ();
//johnfitz -- support multiple protocols
if (i != PROTOCOL_NETQUAKE && i != PROTOCOL_FITZQUAKE && i != PROTOCOL_RMQ)
Host_Error ("Server returned version %i, not %i or %i or %i", i, PROTOCOL_NETQUAKE, PROTOCOL_FITZQUAKE, PROTOCOL_RMQ);
cl.protocol = i;
//johnfitz
break;
case svc_disconnect:
Host_EndGame ("Server disconnected\n");
case svc_print:
Con_Printf ("%s", MSG_ReadString ());
break;
case svc_centerprint:
//johnfitz -- log centerprints to console
str = MSG_ReadString ();
SCR_CenterPrint (str);
Con_LogCenterPrint (str);
//johnfitz
break;
case svc_useprint:
SCR_UsePrint (MSG_ReadByte (),MSG_ReadShort (),MSG_ReadByte ());
break;
case svc_stufftext:
Cbuf_AddText (MSG_ReadString ());
break;
case svc_damage:
V_ParseDamage ();
break;
case svc_serverinfo:
CL_ParseServerInfo ();
vid.recalc_refdef = true; // leave intermission full screen
break;
case svc_setangle:
for (i=0 ; i<3 ; i++)
cl.viewangles[i] = MSG_ReadAngle (cl.protocolflags);
break;
case svc_setview:
cl.viewentity = MSG_ReadShort ();
break;
case svc_lightstyle:
i = MSG_ReadByte ();
if (i >= MAX_LIGHTSTYLES)
Sys_Error ("svc_lightstyle > MAX_LIGHTSTYLES");
q_strlcpy (cl_lightstyle[i].map, MSG_ReadString(), MAX_STYLESTRING);
cl_lightstyle[i].length = Q_strlen(cl_lightstyle[i].map);
//johnfitz -- save extra info
if (cl_lightstyle[i].length)
{
total = 0;
cl_lightstyle[i].peak = 'a';
for (j=0; j<cl_lightstyle[i].length; j++)
{
total += cl_lightstyle[i].map[j] - 'a';
cl_lightstyle[i].peak = q_max(cl_lightstyle[i].peak, cl_lightstyle[i].map[j]);
}
cl_lightstyle[i].average = total / cl_lightstyle[i].length + 'a';
}
else
cl_lightstyle[i].average = cl_lightstyle[i].peak = 'm';
//johnfitz
break;
case svc_sound:
CL_ParseStartSoundPacket();
break;
case svc_stopsound:
i = MSG_ReadShort();
S_StopSound(i>>3, i&7);
break;
case svc_updatename:
Sbar_Changed ();
i = MSG_ReadByte ();
if (i >= cl.maxclients)
Host_Error ("CL_ParseServerMessage: svc_updatename > MAX_SCOREBOARD");
q_strlcpy (cl.scores[i].name, MSG_ReadString(), MAX_SCOREBOARDNAME);
break;
case svc_updatepoints:
i = MSG_ReadByte ();
if (i >= cl.maxclients)
Host_Error ("CL_ParseServerMessage: svc_updatepoints > MAX_SCOREBOARD");
cl.scores[i].points = MSG_ReadLong ();
break;
case svc_updatekills:
i = MSG_ReadByte ();
if (i >= cl.maxclients)
Host_Error ("CL_ParseServerMessage: svc_updatepoints > MAX_SCOREBOARD");
cl.scores[i].kills = MSG_ReadShort ();
break;
case svc_particle:
R_ParseParticleEffect ();
break;
case svc_spawnbaseline:
i = MSG_ReadShort ();
// must use CL_EntityNum() to force cl.num_entities up
CL_ParseBaseline (CL_EntityNum(i), 1); // johnfitz -- added second parameter
break;
case svc_spawnstatic:
CL_ParseStatic (1); //johnfitz -- added parameter
break;
case svc_temp_entity:
CL_ParseTEnt ();
break;
case svc_setpause:
cl.paused = MSG_ReadByte ();
if (cl.paused)
{
CDAudio_Pause ();
BGM_Pause ();
}
else
{
CDAudio_Resume ();
BGM_Resume ();
}
break;
case svc_signonnum:
i = MSG_ReadByte ();
if (i <= cls.signon)
Host_Error ("Received signon %i when at %i", i, cls.signon);
cls.signon = i;
//johnfitz -- if signonnum==2, signon packet has been fully parsed, so check for excessive static ents and efrags
if (i == 2)
{
if (cl.num_statics > 128)
Con_DWarning ("%i static entities exceeds standard limit of 128 (max = %d).\n", cl.num_statics, MAX_STATIC_ENTITIES);
R_CheckEfrags ();
}
//johnfitz
CL_SignonReply ();
break;
case svc_updatestat:
i = MSG_ReadByte ();
if (i < 0 || i >= MAX_CL_STATS)
Sys_Error ("svc_updatestat: %i is invalid", i);
cl.stats[i] = MSG_ReadLong ();;
break;
case svc_spawnstaticsound:
CL_ParseStaticSound (1); //johnfitz -- added parameter
break;
case svc_cdtrack:
cl.cdtrack = MSG_ReadByte ();
cl.looptrack = MSG_ReadByte ();
if ( (cls.demoplayback || cls.demorecording) && (cls.forcetrack != -1) )
BGM_PlayCDtrack ((byte)cls.forcetrack, true);
else
BGM_PlayCDtrack ((byte)cl.cdtrack, true);
break;
case svc_intermission:
cl.intermission = 1;
cl.completed_time = cl.time;
vid.recalc_refdef = true; // go to full screen
break;
case svc_finale:
cl.intermission = 2;
cl.completed_time = cl.time;
vid.recalc_refdef = true; // go to full screen
//johnfitz -- log centerprints to console
str = MSG_ReadString ();
SCR_CenterPrint (str);
Con_LogCenterPrint (str);
//johnfitz
break;
case svc_cutscene:
cl.intermission = 3;
cl.completed_time = cl.time;
vid.recalc_refdef = true; // go to full screen
//johnfitz -- log centerprints to console
str = MSG_ReadString ();
SCR_CenterPrint (str);
Con_LogCenterPrint (str);
//johnfitz
break;
case svc_sellscreen:
Cmd_ExecuteString ("help", src_command);
break;
//johnfitz -- new svc types
case svc_skybox:
Sky_LoadSkyBox (MSG_ReadString());
break;
case svc_bf:
Cmd_ExecuteString ("bf", src_command);
break;
case svc_fog:
Fog_ParseServerMessage ();
break;
case svc_spawnbaseline2: //PROTOCOL_FITZQUAKE
i = MSG_ReadShort ();
// must use CL_EntityNum() to force cl.num_entities up
CL_ParseBaseline (CL_EntityNum(i), 2);
break;
case svc_spawnstatic2: //PROTOCOL_FITZQUAKE
CL_ParseStatic (2);
break;
case svc_spawnstaticsound2: //PROTOCOL_FITZQUAKE
CL_ParseStaticSound (2);
break;
//johnfitz
case svc_hitmark:
Hitmark_Time = sv.time + 0.2;
break;
case svc_weaponfire:
CL_ParseWeaponFire();
break;
case svc_limbupdate:
CL_ParseLimbUpdate();
break;
//case svc_bspdecal:
// CL_ParseBSPDecal ();
// break;
}
lastcmd = cmd; //johnfitz
}
}
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