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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 "q_defs.h"
#include "bgmusic.h"
const char *svc_strings[] =
{
"svc_bad",
"svc_nop",
"svc_disconnect",
"svc_updatestat",
"svc_version", // [long] server version
"svc_setview", // [int16_t] 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_updatefrags", // [byte] [int16_t]
"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
"", // 36
"svc_skybox", // 37 // [string] skyname
"", // 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] [int16_t] samp [byte] vol [byte] aten
"", // 44
"", // 45
"", // 46
"", // 47
"", // 48
"", // 49
//johnfitz
};
bool 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(int32_t num)
{
//johnfitz -- check minimum number too
if(num < 0)
Host_Error("CL_EntityNum: %" PRIi32 " 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: %" PRIi32 " 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;
int32_t channel, ent;
int32_t sound_num;
int32_t volume;
int32_t field_mask;
float attenuation;
int32_t 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 = (uint16_t) MSG_ReadShort();
channel = MSG_ReadByte();
}
else
{
channel = (uint16_t) MSG_ReadShort();
ent = channel >> 3;
channel &= 7;
}
if(field_mask & SND_LARGESOUND)
sound_num = (uint16_t) MSG_ReadShort();
else
sound_num = MSG_ReadByte();
//johnfitz
//johnfitz -- check soundnum
if(sound_num >= MAX_SOUNDS)
Host_Error("CL_ParseStartSoundPacket: %" PRIi32 " > MAX_SOUNDS", sound_num);
//johnfitz
if(ent > cl_max_edicts) //johnfitz -- no more MAX_EDICTS
Host_Error("CL_ParseStartSoundPacket: ent = %" PRIi32, 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_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;
int32_t 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;
int32_t i;
int32_t 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 %" PRIi32 ", not %" PRIi32 " or %" PRIi32 " or %" PRIi32, i, PROTOCOL_NETQUAKE, PROTOCOL_FITZQUAKE, PROTOCOL_RMQ);
}
cl.protocol = i;
//johnfitz
if(cl.protocol == PROTOCOL_RMQ)
{
const uint32_t 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 = (uint32_t) MSG_ReadLong();
if(0 != (cl.protocolflags & (~supportedflags)))
{
Con_Warning("PROTOCOL_RMQ protocolflags %" PRIi32 " 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 (%" PRIu32 ") 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("\x02%s\n", str);
//johnfitz -- tell user which protocol this is
Con_Printf("Using protocol %" PRIi32 "\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("%" PRIi32 " models exceeds standard limit of 256 (max = %" PRIi32 ").\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("%" PRIi32 " sounds exceeds standard limit of 256 (max = %" PRIi32 ").\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
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(int32_t bits)
{
int32_t i;
qmodel_t *model;
int32_t modnum;
bool forcelink;
entity_t *ent;
int32_t num;
int32_t 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 = 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_ReadByte();
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
//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, int32_t version) //johnfitz -- added argument
{
int32_t i;
int32_t 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
}
/*
==================
CL_ParseClientdata
Server information pertaining to this client only
==================
*/
void CL_ParseClientdata(void)
{
int32_t i, j;
int32_t bits; //johnfitz
bits = (uint16_t)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
// [always sent] if (bits & SU_ITEMS)
i = MSG_ReadLong();
if(cl.items != i)
{
// set flash times
Sbar_Changed();
for(j = 0; j < 32; j++)
if((i & (1 << j)) && !(cl.items & (1 << j)))
cl.item_gettime[j] = cl.time;
cl.items = 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_ARMOR)
i = MSG_ReadByte();
else
i = 0;
if(cl.stats[STAT_ARMOR] != i)
{
cl.stats[STAT_ARMOR] = i;
Sbar_Changed();
}
if(bits & SU_WEAPON)
i = MSG_ReadByte();
else
i = 0;
if(cl.stats[STAT_WEAPON] != i)
{
cl.stats[STAT_WEAPON] = i;
Sbar_Changed();
}
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)
{
cl.stats[STAT_AMMO] = i;
Sbar_Changed();
}
for(i = 0; i < 4; i++)
{
j = MSG_ReadByte();
if(cl.stats[STAT_SHELLS + i] != j)
{
cl.stats[STAT_SHELLS + i] = j;
Sbar_Changed();
}
}
i = MSG_ReadByte();
if(standard_quake)
{
if(cl.stats[STAT_ACTIVEWEAPON] != i)
{
cl.stats[STAT_ACTIVEWEAPON] = i;
Sbar_Changed();
}
}
else
{
if(cl.stats[STAT_ACTIVEWEAPON] != (1 << i))
{
cl.stats[STAT_ACTIVEWEAPON] = (1 << i);
Sbar_Changed();
}
}
//johnfitz -- PROTOCOL_FITZQUAKE
if(bits & SU_WEAPON2)
cl.stats[STAT_WEAPON] |= (MSG_ReadByte() << 8);
if(bits & SU_ARMOR2)
cl.stats[STAT_ARMOR] |= (MSG_ReadByte() << 8);
if(bits & SU_AMMO2)
cl.stats[STAT_AMMO] |= (MSG_ReadByte() << 8);
if(bits & SU_SHELLS2)
cl.stats[STAT_SHELLS] |= (MSG_ReadByte() << 8);
if(bits & SU_NAILS2)
cl.stats[STAT_NAILS] |= (MSG_ReadByte() << 8);
if(bits & SU_ROCKETS2)
cl.stats[STAT_ROCKETS] |= (MSG_ReadByte() << 8);
if(bits & SU_CELLS2)
cl.stats[STAT_CELLS] |= (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_NewTranslation
=====================
*/
void CL_NewTranslation(int32_t slot)
{
int32_t i, j;
int32_t top, bottom;
byte *dest, *source;
if(slot > cl.maxclients)
Sys_Error("CL_NewTranslation: slot > cl.maxclients");
dest = cl.scores[slot].translations;
source = vid.colormap;
memcpy(dest, vid.colormap, sizeof(cl.scores[slot].translations));
top = cl.scores[slot].colors & 0xf0;
bottom = (cl.scores[slot].colors & 15) << 4;
R_TranslatePlayerSkin(slot);
for(i = 0; i < VID_GRADES; i++, dest += 256, source += 256)
{
if(top < 128) // the artists made some backwards ranges. sigh.
memcpy(dest + TOP_RANGE, source + top, 16);
else
{
for(j = 0; j < 16; j++)
dest[TOP_RANGE + j] = source[top + 15 - j];
}
if(bottom < 128)
memcpy(dest + BOTTOM_RANGE, source + bottom, 16);
else
{
for(j = 0; j < 16; j++)
dest[BOTTOM_RANGE + j] = source[bottom + 15 - j];
}
}
}
/*
=====================
CL_ParseStatic
=====================
*/
void CL_ParseStatic(int32_t version) //johnfitz -- added a parameter
{
entity_t *ent;
int32_t 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(int32_t version) //johnfitz -- added argument
{
vec3_t org;
int32_t sound_num, vol, atten;
int32_t 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);
}
#define SHOWNET(x) if(cl_shownet.value==2)Con_Printf ("%3" PRIi32 ":%s\n", msg_readcount-1, x);
/*
=====================
CL_ParseServerMessage
=====================
*/
void CL_ParseServerMessage(void)
{
int32_t cmd;
int32_t i;
const char *str; //johnfitz
int32_t total, j, lastcmd; //johnfitz
//
// if recording demos, copy the message out
//
if(cl_shownet.value == 1)
Con_Printf("%" PRIi32 " ", 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 %" PRIi32 ", not %" PRIi32 " or %" PRIi32 " or %" PRIi32, 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_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 = 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_updatefrags:
Sbar_Changed();
i = MSG_ReadByte();
if(i >= cl.maxclients)
Host_Error("CL_ParseServerMessage: svc_updatefrags > MAX_SCOREBOARD");
cl.scores[i].frags = MSG_ReadShort();
break;
case svc_updatecolors:
Sbar_Changed();
i = MSG_ReadByte();
if(i >= cl.maxclients)
Host_Error("CL_ParseServerMessage: svc_updatecolors > MAX_SCOREBOARD");
cl.scores[i].colors = MSG_ReadByte();
CL_NewTranslation(i);
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)
BGM_Pause();
else
BGM_Resume();
break;
case svc_signonnum:
i = MSG_ReadByte();
if(i <= cls.signon)
Host_Error("Received signon %" PRIi32 " when at %" PRIi32, 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("%" PRIi32 " static entities exceeds standard limit of 128 (max = %" PRIi32 ").\n", cl.num_statics, max_static_entities);
R_CheckEfrags();
}
//johnfitz
CL_SignonReply();
break;
case svc_killedmonster:
cl.stats[STAT_MONSTERS]++;
break;
case svc_foundsecret:
cl.stats[STAT_SECRETS]++;
break;
case svc_updatestat:
i = MSG_ReadByte();
if(i < 0 || i >= MAX_CL_STATS)
Sys_Error("svc_updatestat: %" PRIi32 " 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
}
lastcmd = cmd; //johnfitz
}
}
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