/*
=====================
CL_ParseServerMessage
=====================
*/
void CL_ParseServerMessage( sizebuf_t *msg )
{
char *s;
int i, j, cmd;
int param1, param2;
int bufStart;
cls_message_debug.parsing = true; // begin parsing
starting_count = BF_GetNumBytesRead( msg ); // updates each frame
// parse the message
while( 1 )
{
if( BF_CheckOverflow( msg ))
{
Host_Error( "CL_ParseServerMessage: overflow!\n" );
return;
}
// mark start position
bufStart = BF_GetNumBytesRead( msg );
// end of message
if( BF_GetNumBitsLeft( msg ) < 8 )
break;
cmd = BF_ReadByte( msg );
// record command for debugging spew on parse problem
CL_Parse_RecordCommand( cmd, bufStart );
// other commands
switch( cmd )
{
case svc_bad:
Host_Error( "svc_bad\n" );
break;
case svc_nop:
// this does nothing
break;
case svc_disconnect:
MsgDev( D_INFO, "Disconnected from server\n" );
CL_Drop ();
Host_AbortCurrentFrame ();
break;
case svc_changing:
if( BF_ReadOneBit( msg ))
{
cls.changelevel = true;
S_StopAllSounds();
if( cls.demoplayback )
{
SCR_BeginLoadingPlaque( cl.background );
cls.changedemo = true;
}
}
else MsgDev( D_INFO, "Server disconnected, reconnecting\n" );
CL_ClearState ();
CL_InitEdicts (); // re-arrange edicts
if( cls.demoplayback )
{
cl.background = (cls.demonum != -1) ? true : false;
cls.state = ca_connected;
}
else cls.state = ca_connecting;
cls.connect_time = MAX_HEARTBEAT; // CL_CheckForResend() will fire immediately
break;
case svc_setview:
cl.refdef.viewentity = BF_ReadWord( msg );
break;
case svc_sound:
CL_ParseSoundPacket( msg, false );
break;
case svc_time:
// shuffle timestamps
cl.mtime[1] = cl.mtime[0];
cl.mtime[0] = BF_ReadFloat( msg );
break;
case svc_print:
i = BF_ReadByte( msg );
MsgDev( D_INFO, "^6%s", BF_ReadString( msg ));
if( i == PRINT_CHAT ) S_StartLocalSound( "common/menu2.wav", VOL_NORM, false );
break;
case svc_stufftext:
CL_ParseStuffText( msg );
break;
case svc_lightstyle:
CL_ParseLightStyle( msg );
break;
case svc_setangle:
CL_ParseSetAngle( msg );
break;
case svc_serverdata:
Cbuf_Execute(); // make sure any stuffed commands are done
CL_ParseServerData( msg );
break;
case svc_addangle:
CL_ParseAddAngle( msg );
break;
case svc_clientdata:
CL_ParseClientData( msg );
break;
case svc_packetentities:
CL_ParsePacketEntities( msg, false );
break;
case svc_deltapacketentities:
CL_ParsePacketEntities( msg, true );
break;
case svc_updatepings:
CL_UpdateUserPings( msg );
break;
case svc_usermessage:
CL_RegisterUserMessage( msg );
break;
case svc_particle:
CL_ParseParticles( msg );
break;
case svc_restoresound:
CL_ParseRestoreSoundPacket( msg );
break;
case svc_spawnstatic:
CL_ParseStaticEntity( msg );
break;
case svc_ambientsound:
CL_ParseSoundPacket( msg, true );
break;
case svc_crosshairangle:
CL_ParseCrosshairAngle( msg );
break;
case svc_spawnbaseline:
CL_ParseBaseline( msg );
break;
case svc_temp_entity:
CL_ParseTempEntity( msg );
break;
case svc_setpause:
cl.refdef.paused = ( BF_ReadOneBit( msg ) != 0 );
break;
case svc_deltamovevars:
CL_ParseMovevars( msg );
break;
case svc_customization:
CL_ParseCustomization( msg );
break;
case svc_centerprint:
CL_CenterPrint( BF_ReadString( msg ), 0.25f );
break;
case svc_event:
CL_ParseEvent( msg );
break;
case svc_event_reliable:
CL_ParseReliableEvent( msg );
break;
case svc_updateuserinfo:
CL_UpdateUserinfo( msg );
break;
case svc_intermission:
cl.refdef.intermission = true;
break;
case svc_modelindex:
CL_PrecacheModel( msg );
break;
case svc_soundindex:
CL_PrecacheSound( msg );
break;
case svc_soundfade:
CL_ParseSoundFade( msg );
break;
case svc_cdtrack:
param1 = BF_ReadByte( msg );
param1 = bound( 1, param1, MAX_CDTRACKS ); // tracknum
param2 = BF_ReadByte( msg );
param2 = bound( 1, param2, MAX_CDTRACKS ); // loopnum
S_StartBackgroundTrack( clgame.cdtracks[param1-1], clgame.cdtracks[param2-1], 0 );
break;
case svc_serverinfo:
CL_ServerInfo( msg );
break;
case svc_eventindex:
CL_PrecacheEvent( msg );
break;
case svc_deltatable:
Delta_ParseTableField( msg );
break;
case svc_weaponanim:
param1 = BF_ReadByte( msg ); // iAnim
param2 = BF_ReadByte( msg ); // body
CL_WeaponAnim( param1, param2 );
break;
case svc_bspdecal:
CL_ParseStaticDecal( msg );
break;
case svc_roomtype:
param1 = BF_ReadShort( msg );
Cvar_SetFloat( "room_type", param1 );
break;
case svc_chokecount:
i = BF_ReadByte( msg );
j = cls.netchan.incoming_acknowledged - 1;
for( ; i > 0 && j > cls.netchan.outgoing_sequence - CL_UPDATE_BACKUP; j-- )
{
if( cl.frames[j & CL_UPDATE_MASK].receivedtime != -3.0 )
{
cl.frames[j & CL_UPDATE_MASK].receivedtime = -2.0;
i--;
}
}
break;
case svc_resourcelist:
CL_ParseResourceList( msg );
break;
case svc_director:
CL_ParseDirector( msg );
break;
case svc_studiodecal:
CL_ParseStudioDecal( msg );
break;
case svc_querycvarvalue:
CL_ParseCvarValue( msg );
break;
case svc_querycvarvalue2:
CL_ParseCvarValue2( msg );
break;
default:
CL_ParseUserMessage( msg, cmd );
break;
}
}
cls_message_debug.parsing = false; // done
// we don't know if it is ok to save a demo message until
// after we have parsed the frame
if( !cls.demoplayback )
{
if( cls.demorecording && !cls.demowaiting )
{
CL_WriteDemoMessage( false, starting_count, msg );
}
else if( cls.state != ca_active )
{
CL_WriteDemoMessage( true, starting_count, msg );
}
}
}
/*
==================
CL_ParseServerData
==================
*/
void CL_ParseServerData( sizebuf_t *msg )
{
string gamefolder;
qboolean background;
int i;
MsgDev( D_NOTE, "Serverdata packet received.\n" );
cls.demowaiting = false; // server is changed
clgame.load_sequence++; // now all hud sprites are invalid
// wipe the client_t struct
if( !cls.changelevel && !cls.changedemo )
CL_ClearState ();
cls.state = ca_connected;
// parse protocol version number
i = BF_ReadLong( msg );
cls.serverProtocol = i;
if( i != PROTOCOL_VERSION )
Host_Error( "Server uses invalid protocol (%i should be %i)\n", i, PROTOCOL_VERSION );
cl.servercount = BF_ReadLong( msg );
cl.checksum = BF_ReadLong( msg );
cl.playernum = BF_ReadByte( msg );
cl.maxclients = BF_ReadByte( msg );
clgame.maxEntities = BF_ReadWord( msg );
clgame.maxEntities = bound( 600, clgame.maxEntities, 4096 );
Q_strncpy( clgame.mapname, BF_ReadString( msg ), MAX_STRING );
Q_strncpy( clgame.maptitle, BF_ReadString( msg ), MAX_STRING );
background = BF_ReadOneBit( msg );
Q_strncpy( gamefolder, BF_ReadString( msg ), MAX_STRING );
host.features = (uint)BF_ReadLong( msg );
if( cl.maxclients > 1 && host.developer < 1 )
host.developer++;
// set the background state
if( cls.demoplayback && ( cls.demonum != -1 ))
{
// re-init mouse
host.mouse_visible = false;
cl.background = true;
}
else cl.background = background;
if( cl.background ) // tell the game parts about background state
Cvar_FullSet( "cl_background", "1", CVAR_READ_ONLY );
else Cvar_FullSet( "cl_background", "0", CVAR_READ_ONLY );
if( !cls.changelevel )
{
// continue playing if we are changing level
S_StopBackgroundTrack ();
}
#if 0
// NOTE: this is not tested as well. Use with precaution
CL_ChangeGame( gamefolder, false );
#endif
if( !cls.changedemo )
UI_SetActiveMenu( cl.background );
cl.refdef.viewentity = cl.playernum + 1; // always keep viewent an actual
menu.globals->maxClients = cl.maxclients;
Q_strncpy( menu.globals->maptitle, clgame.maptitle, sizeof( menu.globals->maptitle ));
if( cl.maxclients > 1 && r_decals->value > mp_decals->value )
Cvar_SetFloat( "r_decals", mp_decals->value );
if( !cls.changelevel && !cls.changedemo )
CL_InitEdicts (); // re-arrange edicts
// get splash name
if( cls.demoplayback && ( cls.demonum != -1 ))
Cvar_Set( "cl_levelshot_name", va( "levelshots/%s_%s", cls.demoname, glState.wideScreen ? "16x9" : "4x3" ));
else Cvar_Set( "cl_levelshot_name", va( "levelshots/%s_%s", clgame.mapname, glState.wideScreen ? "16x9" : "4x3" ));
Cvar_SetFloat( "scr_loading", 0.0f ); // reset progress bar
if(( cl_allow_levelshots->integer && !cls.changelevel ) || cl.background )
{
if( !FS_FileExists( va( "%s.bmp", cl_levelshot_name->string ), true ))
Cvar_Set( "cl_levelshot_name", "*black" ); // render a black screen
cls.scrshot_request = scrshot_plaque; // request levelshot even if exist (check filetime)
}
if( scr_dark->integer )
{
screenfade_t *sf = &clgame.fade;
client_textmessage_t *title;
title = CL_TextMessageGet( "GAMETITLE" );
if( title )
{
// get settings from titles.txt
sf->fadeEnd = title->holdtime + title->fadeout;
sf->fadeReset = title->fadeout;
}
else sf->fadeEnd = sf->fadeReset = 4.0f;
sf->fadeFlags = FFADE_IN;
sf->fader = sf->fadeg = sf->fadeb = 0;
sf->fadealpha = 255;
sf->fadeSpeed = (float)sf->fadealpha / sf->fadeReset;
sf->fadeReset += cl.time;
sf->fadeEnd += sf->fadeReset;
Cvar_SetFloat( "v_dark", 0.0f );
}
// need to prep refresh at next oportunity
cl.video_prepped = false;
cl.audio_prepped = false;
Q_memset( &clgame.movevars, 0, sizeof( clgame.movevars ));
Q_memset( &clgame.oldmovevars, 0, sizeof( clgame.oldmovevars ));
}
/*
====================
CL_PlayDemo_f
playdemo <demoname>
====================
*/
void CL_PlayDemo_f( void )
{
string filename;
string demoname;
int i;
if( Cmd_Argc() != 2 )
{
Msg( "Usage: playdemo <demoname>\n" );
return;
}
if( cls.demoplayback )
{
CL_StopPlayback();
}
if( cls.demorecording )
{
Msg( "Can't playback during demo record.\n");
return;
}
Q_strncpy( demoname, Cmd_Argv( 1 ), sizeof( demoname ) - 1 );
Q_snprintf( filename, sizeof( filename ), "demos/%s.dem", demoname );
if( !FS_FileExists( filename, true ))
{
MsgDev( D_ERROR, "couldn't open %s\n", filename );
cls.demonum = -1; // stop demo loop
return;
}
cls.demofile = FS_Open( filename, "rb", true );
Q_strncpy( cls.demoname, demoname, sizeof( cls.demoname ));
Q_strncpy( menu.globals->demoname, demoname, sizeof( menu.globals->demoname ));
// read in the m_DemoHeader
FS_Read( cls.demofile, &demo.header, sizeof( demoheader_t ));
if( demo.header.id != IDEMOHEADER )
{
MsgDev( D_ERROR, "%s is not a demo file\n", filename );
FS_Close( cls.demofile );
cls.demofile = NULL;
cls.demonum = -1; // stop demo loop
return;
}
if( demo.header.net_protocol != PROTOCOL_VERSION || demo.header.dem_protocol != DEMO_PROTOCOL )
{
MsgDev( D_ERROR, "demo protocol outdated\n"
"Demo file protocols Network(%i), Demo(%i)\n"
"Server protocol is at Network(%i), Demo(%i)\n",
demo.header.net_protocol,
demo.header.dem_protocol,
PROTOCOL_VERSION,
DEMO_PROTOCOL
);
FS_Close( cls.demofile );
cls.demofile = NULL;
cls.demonum = -1; // stop demo loop
return;
}
// now read in the directory structure.
FS_Seek( cls.demofile, demo.header.directory_offset, SEEK_SET );
FS_Read( cls.demofile, &demo.directory.numentries, sizeof( int ));
if( demo.directory.numentries < 1 || demo.directory.numentries > 1024 )
{
MsgDev( D_ERROR, "demo had bogus # of directory entries: %i\n", demo.directory.numentries );
FS_Close( cls.demofile );
cls.demofile = NULL;
cls.demonum = -1; // stop demo loop
cls.changedemo = false;
return;
}
if( cls.changedemo )
{
S_StopAllSounds();
SCR_BeginLoadingPlaque( false );
CL_ClearState ();
CL_InitEdicts (); // re-arrange edicts
}
else
{
// NOTE: at this point demo is still valid
CL_Disconnect();
Host_ShutdownServer();
Con_Close();
UI_SetActiveMenu( false );
}
// allocate demo entries
demo.directory.entries = Mem_Alloc( cls.mempool, sizeof( demoentry_t ) * demo.directory.numentries );
for( i = 0; i < demo.directory.numentries; i++ )
{
FS_Read( cls.demofile, &demo.directory.entries[i], sizeof( demoentry_t ));
}
demo.entryIndex = 0;
demo.entry = &demo.directory.entries[demo.entryIndex];
FS_Seek( cls.demofile, demo.entry->offset, SEEK_SET );
cls.demoplayback = true;
cls.state = ca_connected;
cl.background = (cls.demonum != -1) ? true : false;
demo.starttime = CL_GetDemoPlaybackClock(); // for determining whether to read another message
Netchan_Setup( NS_CLIENT, &cls.netchan, net_from, net_qport->integer );
demo.framecount = 0;
cls.lastoutgoingcommand = -1;
cls.nextcmdtime = host.realtime;
// g-cont. is this need?
Q_strncpy( cls.servername, demoname, sizeof( cls.servername ));
// begin a playback demo
}
