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xash3d-fwgs/engine/client/cl_parse.c
Alibek Omarov dcc19aeafb Merge 4097
2018-04-26 03:23:00 +03:00

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/*
cl_parse.c - parse a message received from the server
Copyright (C) 2008 Uncle Mike
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 3 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.
*/
#include "common.h"
#include "client.h"
#include "net_encode.h"
#include "particledef.h"
#include "gl_local.h"
#include "cl_tent.h"
#include "shake.h"
#include "hltv.h"
#include "input.h"
#define MSG_COUNT 32 // last 32 messages parsed
#define MSG_MASK (MSG_COUNT - 1)
int CL_UPDATE_BACKUP = SINGLEPLAYER_BACKUP;
const char *svc_strings[svc_lastmsg+1] =
{
"svc_bad",
"svc_nop",
"svc_disconnect",
"svc_event",
"svc_changing",
"svc_setview",
"svc_sound",
"svc_time",
"svc_print",
"svc_stufftext",
"svc_setangle",
"svc_serverdata",
"svc_lightstyle",
"svc_updateuserinfo",
"svc_deltatable",
"svc_clientdata",
"svc_resource",
"svc_pings",
"svc_particle",
"svc_restoresound",
"svc_spawnstatic",
"svc_event_reliable",
"svc_spawnbaseline",
"svc_temp_entity",
"svc_setpause",
"svc_signonnum",
"svc_centerprint",
"svc_unused27",
"svc_unused28",
"svc_unused29",
"svc_intermission",
"svc_finale",
"svc_cdtrack",
"svc_restore",
"svc_cutscene",
"svc_weaponanim",
"svc_bspdecal",
"svc_roomtype",
"svc_addangle",
"svc_usermessage",
"svc_packetentities",
"svc_deltapacketentities",
"svc_choke",
"svc_resourcelist",
"svc_deltamovevars",
"svc_resourcerequest",
"svc_customization",
"svc_crosshairangle",
"svc_soundfade",
"svc_filetxferfailed",
"svc_hltv",
"svc_director",
"svc_voiceinit",
"svc_voicedata",
"svc_unused54",
"svc_unused55",
"svc_resourcelocation",
"svc_querycvarvalue",
"svc_querycvarvalue2",
};
typedef struct
{
int command;
int starting_offset;
int frame_number;
} oldcmd_t;
typedef struct
{
oldcmd_t oldcmd[MSG_COUNT];
int currentcmd;
qboolean parsing;
} msg_debug_t;
static msg_debug_t cls_message_debug;
static int starting_count;
const char *CL_MsgInfo( int cmd )
{
static string sz;
Q_strcpy( sz, "???" );
if( cmd >= 0 && cmd <= svc_lastmsg )
{
// get engine message name
Q_strncpy( sz, svc_strings[cmd], sizeof( sz ));
}
else if( cmd > svc_lastmsg && cmd <= ( svc_lastmsg + MAX_USER_MESSAGES ))
{
int i;
for( i = 0; i < MAX_USER_MESSAGES; i++ )
{
if( clgame.msg[i].number == cmd )
{
Q_strncpy( sz, clgame.msg[i].name, sizeof( sz ));
break;
}
}
}
return sz;
}
/*
=====================
CL_Parse_RecordCommand
record new message params into debug buffer
=====================
*/
void CL_Parse_RecordCommand( int cmd, int startoffset )
{
int slot;
if( cmd == svc_nop ) return;
slot = ( cls_message_debug.currentcmd++ & MSG_MASK );
cls_message_debug.oldcmd[slot].command = cmd;
cls_message_debug.oldcmd[slot].starting_offset = startoffset;
cls_message_debug.oldcmd[slot].frame_number = host.framecount;
}
/*
=====================
CL_WriteErrorMessage
write net_message into buffer.dat for debugging
=====================
*/
void CL_WriteErrorMessage( int current_count, sizebuf_t *msg )
{
const char *buffer_file = "buffer.dat";
file_t *fp;
fp = FS_Open( buffer_file, "wb", false );
if( !fp ) return;
FS_Write( fp, &starting_count, sizeof( int ));
FS_Write( fp, &current_count, sizeof( int ));
FS_Write( fp, MSG_GetData( msg ), MSG_GetMaxBytes( msg ));
FS_Close( fp );
Con_Printf( "Wrote erroneous message to %s\n", buffer_file );
}
/*
=====================
CL_WriteMessageHistory
list last 32 messages for debugging net troubleshooting
=====================
*/
void CL_WriteMessageHistory( void )
{
oldcmd_t *old, *failcommand;
sizebuf_t *msg = &net_message;
int i, thecmd;
if( !cls.initialized || cls.state == ca_disconnected )
return;
if( !cls_message_debug.parsing )
return;
Con_Printf( "Last %i messages parsed.\n", MSG_COUNT );
// finish here
thecmd = cls_message_debug.currentcmd - 1;
thecmd -= ( MSG_COUNT - 1 ); // back up to here
for( i = 0; i < MSG_COUNT - 1; i++ )
{
thecmd &= MSG_MASK;
old = &cls_message_debug.oldcmd[thecmd];
Con_Printf( "%i %04i %s\n", old->frame_number, old->starting_offset, CL_MsgInfo( old->command ));
thecmd++;
}
failcommand = &cls_message_debug.oldcmd[thecmd];
Con_Printf( "BAD: %3i:%s\n", MSG_GetNumBytesRead( msg ) - 1, CL_MsgInfo( failcommand->command ));
if( host_developer.value >= DEV_EXTENDED )
CL_WriteErrorMessage( MSG_GetNumBytesRead( msg ) - 1, msg );
cls_message_debug.parsing = false;
}
/*
===============
CL_UserMsgStub
Default stub for missed callbacks
===============
*/
int CL_UserMsgStub( const char *pszName, int iSize, void *pbuf )
{
return 1;
}
/*
==================
CL_ParseViewEntity
==================
*/
void CL_ParseViewEntity( sizebuf_t *msg )
{
cl.viewentity = MSG_ReadWord( msg );
// check entity bounds in case we want
// to use this directly in clgame.entities[] array
cl.viewentity = bound( 0, cl.viewentity, clgame.maxEntities - 1 );
}
/*
==================
CL_ParseSoundPacket
==================
*/
void CL_ParseSoundPacket( sizebuf_t *msg )
{
vec3_t pos;
int chan, sound;
float volume, attn;
int flags, pitch, entnum;
sound_t handle = 0;
flags = MSG_ReadUBitLong( msg, MAX_SND_FLAGS_BITS );
sound = MSG_ReadUBitLong( msg, MAX_SOUND_BITS );
chan = MSG_ReadUBitLong( msg, MAX_SND_CHAN_BITS );
if( FBitSet( flags, SND_VOLUME ))
volume = (float)MSG_ReadByte( msg ) / 255.0f;
else volume = VOL_NORM;
if( FBitSet( flags, SND_ATTENUATION ))
attn = (float)MSG_ReadByte( msg ) / 64.0f;
else attn = ATTN_NONE;
if( FBitSet( flags, SND_PITCH ))
pitch = MSG_ReadByte( msg );
else pitch = PITCH_NORM;
// entity reletive
entnum = MSG_ReadUBitLong( msg, MAX_ENTITY_BITS );
// positioned in space
MSG_ReadVec3Coord( msg, pos );
if( FBitSet( flags, SND_SENTENCE ))
{
char sentenceName[32];
if( FBitSet( flags, SND_SEQUENCE ))
Q_snprintf( sentenceName, sizeof( sentenceName ), "!#%i", sound );
else Q_snprintf( sentenceName, sizeof( sentenceName ), "!%i", sound );
handle = S_RegisterSound( sentenceName );
}
else handle = cl.sound_index[sound]; // see precached sound
if( !cl.audio_prepped )
{
MsgDev( D_WARN, "CL_StartSoundPacket: ignore sound message: too early\n" );
return; // too early
}
// g-cont. sound and ambient sound have only difference with channel
if( chan == CHAN_STATIC )
{
S_AmbientSound( pos, entnum, handle, volume, attn, pitch, flags );
}
else
{
S_StartSound( pos, entnum, chan, handle, volume, attn, pitch, flags );
}
}
/*
==================
CL_ParseRestoreSoundPacket
==================
*/
void CL_ParseRestoreSoundPacket( sizebuf_t *msg )
{
vec3_t pos;
int chan, sound;
float volume, attn;
int flags, pitch, entnum;
double samplePos, forcedEnd;
int wordIndex;
sound_t handle = 0;
flags = MSG_ReadUBitLong( msg, MAX_SND_FLAGS_BITS );
sound = MSG_ReadUBitLong( msg, MAX_SOUND_BITS );
chan = MSG_ReadUBitLong( msg, MAX_SND_CHAN_BITS );
if( flags & SND_VOLUME )
volume = (float)MSG_ReadByte( msg ) / 255.0f;
else volume = VOL_NORM;
if( flags & SND_ATTENUATION )
attn = (float)MSG_ReadByte( msg ) / 64.0f;
else attn = ATTN_NONE;
if( flags & SND_PITCH )
pitch = MSG_ReadByte( msg );
else pitch = PITCH_NORM;
// entity reletive
entnum = MSG_ReadUBitLong( msg, MAX_ENTITY_BITS );
// positioned in space
MSG_ReadVec3Coord( msg, pos );
if( flags & SND_SENTENCE )
{
char sentenceName[32];
if( flags & SND_SEQUENCE )
Q_snprintf( sentenceName, sizeof( sentenceName ), "!#%i", sound );
else Q_snprintf( sentenceName, sizeof( sentenceName ), "!%i", sound );
handle = S_RegisterSound( sentenceName );
}
else handle = cl.sound_index[sound]; // see precached sound
wordIndex = MSG_ReadByte( msg );
// 16 bytes here
MSG_ReadBytes( msg, &samplePos, sizeof( samplePos ));
MSG_ReadBytes( msg, &forcedEnd, sizeof( forcedEnd ));
if( !cl.audio_prepped )
{
MsgDev( D_WARN, "CL_RestoreSoundPacket: ignore sound message: too early\n" );
return; // too early
}
S_RestoreSound( pos, entnum, chan, handle, volume, attn, pitch, flags, samplePos, forcedEnd, wordIndex );
}
/*
==================
CL_ParseServerTime
==================
*/
void CL_ParseServerTime( sizebuf_t *msg )
{
double dt;
cl.mtime[1] = cl.mtime[0];
cl.mtime[0] = MSG_ReadFloat( msg );
if( cl.maxclients == 1 )
cl.time = cl.mtime[0];
dt = cl.time - cl.mtime[0];
if( fabs( dt ) > cl_clockreset->value ) // 0.1 by default
{
cl.time = cl.mtime[0];
cl.timedelta = 0.0f;
}
else if( dt != 0.0 )
{
cl.timedelta = dt;
}
if( cl.oldtime > cl.time )
cl.oldtime = cl.time;
}
/*
==================
CL_ParseSignon
==================
*/
void CL_ParseSignon( sizebuf_t *msg )
{
int i = MSG_ReadByte( msg );
if( i <= cls.signon )
{
MsgDev( D_ERROR, "received signon %i when at %i\n", i, cls.signon );
CL_Disconnect();
return;
}
cls.signon = i;
CL_SignonReply();
}
/*
==================
CL_ParseMovevars
==================
*/
void CL_ParseMovevars( sizebuf_t *msg )
{
Delta_InitClient (); // finalize client delta's
MSG_ReadDeltaMovevars( msg, &clgame.oldmovevars, &clgame.movevars );
// water alpha is not allowed
if( !FBitSet( world.flags, FWORLD_WATERALPHA ))
clgame.movevars.wateralpha = 1.0f;
// update sky if changed
if( Q_strcmp( clgame.oldmovevars.skyName, clgame.movevars.skyName ) && cl.video_prepped )
R_SetupSky( clgame.movevars.skyName );
memcpy( &clgame.oldmovevars, &clgame.movevars, sizeof( movevars_t ));
clgame.entities->curstate.scale = clgame.movevars.waveHeight;
// keep features an actual!
clgame.oldmovevars.features = clgame.movevars.features = host.features;
}
/*
==================
CL_ParseParticles
==================
*/
void CL_ParseParticles( sizebuf_t *msg )
{
vec3_t org, dir;
int i, count, color;
float life;
MSG_ReadVec3Coord( msg, org );
for( i = 0; i < 3; i++ )
dir[i] = MSG_ReadChar( msg ) * 0.0625f;
count = MSG_ReadByte( msg );
color = MSG_ReadByte( msg );
if( count == 255 ) count = 1024;
life = MSG_ReadByte( msg ) * 0.125f;
if( life != 0.0f && count == 1 )
{
particle_t *p;
p = R_AllocParticle( NULL );
if( !p ) return;
p->die += life;
p->color = color;
p->type = pt_static;
VectorCopy( org, p->org );
VectorCopy( dir, p->vel );
}
else R_RunParticleEffect( org, dir, color, count );
}
/*
==================
CL_ParseStaticEntity
static client entity
==================
*/
void CL_ParseStaticEntity( sizebuf_t *msg )
{
entity_state_t state;
cl_entity_t *ent;
int i;
memset( &state, 0, sizeof( state ));
state.modelindex = MSG_ReadShort( msg );
state.sequence = MSG_ReadWord( msg );
state.frame = MSG_ReadWord( msg ) * (1.0f / 128.0f);
state.colormap = MSG_ReadWord( msg );
state.skin = MSG_ReadByte( msg );
state.body = MSG_ReadByte( msg );
state.scale = MSG_ReadCoord( msg );
MSG_ReadVec3Coord( msg, state.origin );
MSG_ReadVec3Angles( msg, state.angles );
state.rendermode = MSG_ReadByte( msg );
if( state.rendermode != kRenderNormal )
{
state.renderamt = MSG_ReadByte( msg );
state.rendercolor.r = MSG_ReadByte( msg );
state.rendercolor.g = MSG_ReadByte( msg );
state.rendercolor.b = MSG_ReadByte( msg );
state.renderfx = MSG_ReadByte( msg );
}
i = clgame.numStatics;
if( i >= MAX_STATIC_ENTITIES )
{
MsgDev( D_ERROR, "CL_ParseStaticEntity: static entities limit exceeded!\n" );
return;
}
ent = &clgame.static_entities[i];
clgame.numStatics++;
ent->index = 0; // ???
ent->baseline = state;
ent->curstate = state;
ent->prevstate = state;
// statics may be respawned in game e.g. for demo recording
if( cls.state == ca_connected || cls.state == ca_validate )
ent->trivial_accept = INVALID_HANDLE;
// setup the new static entity
VectorCopy( ent->curstate.origin, ent->origin );
VectorCopy( ent->curstate.angles, ent->angles );
ent->model = CL_ModelHandle( state.modelindex );
ent->curstate.framerate = 1.0f;
CL_ResetLatchedVars( ent, true );
if( ent->curstate.rendermode == kRenderNormal && ent->model != NULL )
{
// auto 'solid' faces
if( FBitSet( ent->model->flags, MODEL_TRANSPARENT ) && FBitSet( host.features, ENGINE_QUAKE_COMPATIBLE ))
{
ent->curstate.rendermode = kRenderTransAlpha;
ent->curstate.renderamt = 255;
}
}
R_AddEfrags( ent ); // add link
}
/*
==================
CL_WeaponAnim
Set new weapon animation
==================
*/
void CL_WeaponAnim( int iAnim, int body )
{
cl_entity_t *view = &clgame.viewent;
cl.local.weaponstarttime = 0.0f;
cl.local.weaponsequence = iAnim;
view->curstate.framerate = 1.0f;
view->curstate.body = body;
#if 0 // g-cont. for GlowShell testing
view->curstate.renderfx = kRenderFxGlowShell;
view->curstate.rendercolor.r = 255;
view->curstate.rendercolor.g = 128;
view->curstate.rendercolor.b = 0;
view->curstate.renderamt = 150;
#endif
}
/*
==================
CL_ParseStaticDecal
==================
*/
void CL_ParseStaticDecal( sizebuf_t *msg )
{
vec3_t origin;
int decalIndex, entityIndex, modelIndex;
cl_entity_t *ent = NULL;
float scale;
int flags;
MSG_ReadVec3Coord( msg, origin );
decalIndex = MSG_ReadWord( msg );
entityIndex = MSG_ReadShort( msg );
if( entityIndex > 0 )
modelIndex = MSG_ReadWord( msg );
else modelIndex = 0;
flags = MSG_ReadByte( msg );
scale = (float)MSG_ReadWord( msg ) / 4096.0f;
CL_FireCustomDecal( CL_DecalIndex( decalIndex ), entityIndex, modelIndex, origin, flags, scale );
}
/*
==================
CL_ParseSoundFade
==================
*/
void CL_ParseSoundFade( sizebuf_t *msg )
{
float fadePercent, fadeOutSeconds;
float holdTime, fadeInSeconds;
fadePercent = (float)MSG_ReadByte( msg );
holdTime = (float)MSG_ReadByte( msg );
fadeOutSeconds = (float)MSG_ReadByte( msg );
fadeInSeconds = (float)MSG_ReadByte( msg );
S_FadeClientVolume( fadePercent, fadeOutSeconds, holdTime, fadeInSeconds );
}
/*
==================
CL_RequestMissingResources
==================
*/
qboolean CL_RequestMissingResources( void )
{
resource_t *p;
if( !cls.dl.doneregistering && ( cls.dl.custom || cls.state == ca_validate ))
{
p = cl.resourcesneeded.pNext;
if( p == &cl.resourcesneeded )
{
cls.dl.doneregistering = true;
host.downloadcount = 0;
cls.dl.custom = false;
}
else if( !FBitSet( p->ucFlags, RES_WASMISSING ))
{
CL_MoveToOnHandList( cl.resourcesneeded.pNext );
return true;
}
}
return false;
}
void CL_BatchResourceRequest( qboolean initialize )
{
byte data[MAX_INIT_MSG];
resource_t *p, *n;
sizebuf_t msg;
MSG_Init( &msg, "Resource Batch", data, sizeof( data ));
// client resources is not precached by server
if( initialize ) CL_AddClientResources();
for( p = cl.resourcesneeded.pNext; p && p != &cl.resourcesneeded; p = n )
{
n = p->pNext;
if( !FBitSet( p->ucFlags, RES_WASMISSING ))
{
CL_MoveToOnHandList( p );
continue;
}
if( cls.state == ca_active && !cl_download_ingame.value )
{
Con_Printf( "skipping in game download of %s\n", p->szFileName );
CL_MoveToOnHandList( p );
continue;
}
switch( p->type )
{
case t_sound:
if( !CL_CheckFile( &msg, p ))
break;
CL_MoveToOnHandList( p );
break;
case t_skin:
CL_MoveToOnHandList( p );
break;
case t_model:
if( !CL_CheckFile( &msg, p ))
break;
CL_MoveToOnHandList( p );
break;
case t_decal:
if( !HPAK_GetDataPointer( CUSTOM_RES_PATH, p, NULL, NULL ))
{
if( !FBitSet( p->ucFlags, RES_REQUESTED ))
{
string filename;
Q_snprintf( filename, sizeof( filename ), "!MD5%s", MD5_Print( p->rgucMD5_hash ));
MSG_BeginClientCmd( &msg, clc_stringcmd );
MSG_WriteString( &msg, va( "dlfile %s", filename ));
SetBits( p->ucFlags, RES_REQUESTED );
}
break;
}
CL_MoveToOnHandList( p );
break;
case t_generic:
if( !COM_IsSafeFileToDownload( p->szFileName ))
{
CL_RemoveFromResourceList( p );
MsgDev( D_WARN, "Invalid file type...skipping download of %s\n", p->szFileName );
Mem_Free( p );
break;
}
if( !CL_CheckFile( &msg, p ))
break;
CL_MoveToOnHandList( p );
break;
case t_eventscript:
if( !CL_CheckFile( &msg, p ))
break;
CL_MoveToOnHandList( p );
break;
}
}
if( cls.state != ca_disconnected )
{
if( !MSG_GetNumBytesWritten( &msg ) && CL_PrecacheResources( ))
{
CL_RegisterResources( &msg );
}
Netchan_CreateFragments( &cls.netchan, &msg );
Netchan_FragSend( &cls.netchan );
}
}
int CL_EstimateNeededResources( void )
{
resource_t *p;
int nTotalSize = 0;
int nSize;
for( p = cl.resourcesneeded.pNext; p != &cl.resourcesneeded; p = p->pNext )
{
switch( p->type )
{
case t_sound:
nSize = FS_FileSize( va( "%s%s", DEFAULT_SOUNDPATH, p->szFileName ), false );
if( p->szFileName[0] != '*' && nSize == -1 )
{
SetBits( p->ucFlags, RES_WASMISSING );
nTotalSize += p->nDownloadSize;
}
break;
case t_model:
nSize = FS_FileSize( p->szFileName, false );
if( p->szFileName[0] != '*' && p->ucFlags && nSize == -1 )
{
SetBits( p->ucFlags, RES_WASMISSING );
nTotalSize += p->nDownloadSize;
}
break;
case t_skin:
case t_generic:
case t_eventscript:
nSize = FS_FileSize( p->szFileName, false );
if( nSize == -1 )
{
SetBits( p->ucFlags, RES_WASMISSING );
nTotalSize += p->nDownloadSize;
}
break;
case t_decal:
if( FBitSet( p->ucFlags, RES_CUSTOM ))
{
SetBits( p->ucFlags, RES_WASMISSING );
nTotalSize += p->nDownloadSize;
}
break;
}
}
return nTotalSize;
}
void CL_StartResourceDownloading( const char *pszMessage, qboolean bCustom )
{
resourceinfo_t ri;
if( COM_CheckString( pszMessage ))
Con_DPrintf( "%s", pszMessage );
cls.dl.nTotalSize = COM_SizeofResourceList( &cl.resourcesneeded, &ri );
cls.dl.nTotalToTransfer = CL_EstimateNeededResources();
if( bCustom )
{
cls.dl.custom = true;
}
else
{
cls.state = ca_validate;
cls.dl.custom = false;
}
cls.dl.doneregistering = false;
cls.dl.fLastStatusUpdate = host.realtime;
cls.dl.nRemainingToTransfer = cls.dl.nTotalToTransfer;
memset( cls.dl.rgStats, 0, sizeof( cls.dl.rgStats ));
cls.dl.nCurStat = 0;
CL_BatchResourceRequest( !bCustom );
}
customization_t *CL_PlayerHasCustomization( int nPlayerNum, resourcetype_t type )
{
customization_t *pList;
for( pList = cl.players[nPlayerNum].customdata.pNext; pList; pList = pList->pNext )
{
if( pList->resource.type == type )
return pList;
}
return NULL;
}
void CL_RemoveCustomization( int nPlayerNum, customization_t *pRemove )
{
customization_t *pList;
customization_t *pNext;
for( pList = cl.players[nPlayerNum].customdata.pNext; pList; pList = pNext )
{
pNext = pList->pNext;
if( pRemove != pList )
continue;
if( pList->bInUse && pList->pBuffer )
Mem_Free( pList->pBuffer );
if( pList->bInUse && pList->pInfo )
{
if( pList->resource.type == t_decal )
{
if( cls.state == ca_active )
R_DecalRemoveAll( pList->nUserData1 );
FS_FreeImage( pList->pInfo );
}
}
cl.players[nPlayerNum].customdata.pNext = pNext;
Mem_Free( pList );
break;
}
}
/*
==================
CL_ParseCustomization
==================
*/
void CL_ParseCustomization( sizebuf_t *msg )
{
customization_t *pExistingCustomization;
customization_t *pList;
qboolean bFound;
resource_t *pRes;
int i;
i = MSG_ReadByte( msg );
if( i >= MAX_CLIENTS )
Host_Error( "Bogus player index during customization parsing.\n" );
pRes = Mem_Alloc( cls.mempool, sizeof( resource_t ));
pRes->type = MSG_ReadByte( msg );
Q_strncpy( pRes->szFileName, MSG_ReadString( msg ), sizeof( pRes->szFileName ));
pRes->nIndex = MSG_ReadShort( msg );
pRes->nDownloadSize = MSG_ReadLong( msg );
pRes->ucFlags = MSG_ReadByte( msg ) & ~RES_WASMISSING;
pRes->pNext = pRes->pPrev = NULL;
if( FBitSet( pRes->ucFlags, RES_CUSTOM ))
MSG_ReadBytes( msg, pRes->rgucMD5_hash, 16 );
pRes->playernum = i;
if( !cl_allow_download.value )
{
Con_DPrintf( "Refusing new resource, cl_allow_download set to 0\n" );
Mem_Free( pRes );
return;
}
if( cls.state == ca_active && !cl_download_ingame.value )
{
Con_DPrintf( "Refusing new resource, cl_download_ingame set to 0\n" );
Mem_Free( pRes );
return;
}
pExistingCustomization = CL_PlayerHasCustomization( i, pRes->type );
if( pExistingCustomization )
CL_RemoveCustomization( i, pExistingCustomization );
bFound = false;
for( pList = cl.players[pRes->playernum].customdata.pNext; pList; pList = pList->pNext )
{
if( !memcmp( pList->resource.rgucMD5_hash, pRes->rgucMD5_hash, 16 ))
{
bFound = true;
break;
}
}
if( HPAK_GetDataPointer( CUSTOM_RES_PATH, pRes, NULL, NULL ))
{
qboolean bError = false;
if( !bFound )
{
pList = &cl.players[pRes->playernum].customdata;
if( !COM_CreateCustomization( pList, pRes, pRes->playernum, FCUST_FROMHPAK, NULL, NULL ))
bError = true;
}
else
{
Con_DPrintf( "Duplicate resource ignored for local client\n" );
}
if( bError ) Con_DPrintf( "Error loading customization\n" );
Mem_Free( pRes );
}
else
{
SetBits( pRes->ucFlags, RES_WASMISSING );
CL_AddToResourceList( pRes, &cl.resourcesneeded );
Con_Printf( "Requesting %s from server\n", pRes->szFileName );
CL_StartResourceDownloading( "Custom resource propagation...\n", true );
}
}
/*
==================
CL_ParseResourceRequest
==================
*/
void CL_ParseResourceRequest( sizebuf_t *msg )
{
byte buffer[MAX_INIT_MSG];
int i, arg, nStartIndex;
sizebuf_t sbuf;
MSG_Init( &sbuf, "ResourceBlock", buffer, sizeof( buffer ));
arg = MSG_ReadLong( msg );
nStartIndex = MSG_ReadLong( msg );
if( cl.servercount != arg )
{
MsgDev( D_ERROR, "request resources from different level\n" );
return;
}
if( nStartIndex < 0 && nStartIndex > cl.num_resources )
{
MsgDev( D_ERROR, "custom resource list request out of range\n" );
return;
}
MSG_BeginClientCmd( &sbuf, clc_resourcelist );
MSG_WriteShort( &sbuf, cl.num_resources );
for( i = nStartIndex; i < cl.num_resources; i++ )
{
MSG_WriteString( &sbuf, cl.resourcelist[i].szFileName );
MSG_WriteByte( &sbuf, cl.resourcelist[i].type );
MSG_WriteShort( &sbuf, cl.resourcelist[i].nIndex );
MSG_WriteLong( &sbuf, cl.resourcelist[i].nDownloadSize );
MSG_WriteByte( &sbuf, cl.resourcelist[i].ucFlags );
if( FBitSet( cl.resourcelist[i].ucFlags, RES_CUSTOM ))
MSG_WriteBytes( &sbuf, cl.resourcelist[i].rgucMD5_hash, 16 );
}
if( MSG_GetNumBytesWritten( &sbuf ) > 0 )
{
Netchan_CreateFragments( &cls.netchan, &sbuf );
Netchan_FragSend( &cls.netchan );
}
}
/*
==================
CL_CreateCustomizationList
loading custom decal for self
==================
*/
void CL_CreateCustomizationList( void )
{
resource_t *pResource;
player_info_t *pPlayer;
int i;
pPlayer = &cl.players[cl.playernum];
pPlayer->customdata.pNext = NULL;
for( i = 0; i < cl.num_resources; i++ )
{
pResource = &cl.resourcelist[i];
if( !COM_CreateCustomization( &pPlayer->customdata, pResource, cl.playernum, 0, NULL, NULL ))
Con_Printf( "problem with client customization %s, ignoring...", pResource->szFileName );
}
}
/*
==================
CL_ParseFileTransferFailed
==================
*/
void CL_ParseFileTransferFailed( sizebuf_t *msg )
{
const char *name = MSG_ReadString( msg );
if( !cls.demoplayback )
CL_ProcessFile( false, name );
}
/*
=====================================================================
SERVER CONNECTING MESSAGES
=====================================================================
*/
/*
==================
CL_ParseServerData
==================
*/
void CL_ParseServerData( sizebuf_t *msg )
{
char gamefolder[MAX_QPATH];
qboolean background;
int i;
MsgDev( D_NOTE, "Serverdata packet received.\n" );
cls.timestart = Sys_DoubleTime();
cls.demowaiting = false; // server is changed
// wipe the client_t struct
if( !cls.changelevel && !cls.changedemo )
CL_ClearState ();
cls.state = ca_connected;
// parse protocol version number
i = MSG_ReadLong( msg );
if( i != PROTOCOL_VERSION )
Host_Error( "Server use invalid protocol (%i should be %i)\n", i, PROTOCOL_VERSION );
cl.servercount = MSG_ReadLong( msg );
cl.checksum = MSG_ReadLong( msg );
cl.playernum = MSG_ReadByte( msg );
cl.maxclients = MSG_ReadByte( msg );
clgame.maxEntities = MSG_ReadWord( msg );
clgame.maxEntities = bound( 600, clgame.maxEntities, MAX_EDICTS );
clgame.maxModels = MSG_ReadWord( msg );
Q_strncpy( clgame.mapname, MSG_ReadString( msg ), MAX_STRING );
Q_strncpy( clgame.maptitle, MSG_ReadString( msg ), MAX_STRING );
background = MSG_ReadOneBit( msg );
Q_strncpy( gamefolder, MSG_ReadString( msg ), MAX_QPATH );
host.features = (uint)MSG_ReadLong( msg );
// receive the player hulls
for( i = 0; i < MAX_MAP_HULLS * 3; i++ )
{
host.player_mins[i/3][i%3] = MSG_ReadChar( msg );
host.player_maxs[i/3][i%3] = MSG_ReadChar( msg );
}
if( clgame.maxModels > MAX_MODELS )
Con_Printf( S_WARN "server model limit is above client model limit %i > %i\n", clgame.maxModels, MAX_MODELS );
// Re-init hud video, especially if we changed game directories
clgame.dllFuncs.pfnVidInit();
if( Con_FixedFont( ))
{
// seperate the printfs so the server message can have a color
Con_Print( "\n\35\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\37\n" );
Con_Print( va( "%c%s\n\n", 2, clgame.maptitle ));
}
// multiplayer game?
if( cl.maxclients > 1 )
{
// allow console in multiplayer games
host.allow_console = true;
// loading user settings
CSCR_LoadDefaultCVars( "user.scr" );
if( r_decals->value > mp_decals.value )
Cvar_SetValue( "r_decals", mp_decals.value );
}
else Cvar_Reset( "r_decals" );
// 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", FCVAR_READ_ONLY );
else Cvar_FullSet( "cl_background", "0", FCVAR_READ_ONLY );
if( !cls.changelevel )
{
// continue playing if we are changing level
S_StopBackgroundTrack ();
}
if( !cls.changedemo )
UI_SetActiveMenu( cl.background );
else if( !cls.demoplayback )
Key_SetKeyDest( key_menu );
// don't reset cursor in background mode
if( cl.background )
IN_MouseRestorePos();
// will be changed later
cl.viewentity = cl.playernum + 1;
gameui.globals->maxClients = cl.maxclients;
Q_strncpy( gameui.globals->maptitle, clgame.maptitle, sizeof( gameui.globals->maptitle ));
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_SetValue( "scr_loading", 0.0f ); // reset progress bar
if(( cl_allow_levelshots->value && !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)
}
for( i = 0; i < MAX_CLIENTS; i++ )
COM_ClearCustomizationList( &cl.players[i].customdata, true );
CL_CreateCustomizationList();
// request resources from server
CL_ServerCommand( true, "sendres %i\n", cl.servercount );
memset( &clgame.movevars, 0, sizeof( clgame.movevars ));
memset( &clgame.oldmovevars, 0, sizeof( clgame.oldmovevars ));
memset( &clgame.centerPrint, 0, sizeof( clgame.centerPrint ));
cl.video_prepped = false;
cl.audio_prepped = false;
}
/*
===================
CL_ParseClientData
===================
*/
void CL_ParseClientData( sizebuf_t *msg )
{
float parsecounttime;
int i, j, command_ack;
clientdata_t *from_cd, *to_cd;
weapon_data_t *from_wd, *to_wd;
weapon_data_t nullwd[64];
clientdata_t nullcd;
frame_t *frame;
int idx;
// This is the last movement that the server ack'd
command_ack = cls.netchan.incoming_acknowledged;
// this is the frame update that this message corresponds to
i = cls.netchan.incoming_sequence;
// did we drop some frames?
if( i > cl.last_incoming_sequence + 1 )
{
// mark as dropped
for( j = cl.last_incoming_sequence + 1; j < i; j++ )
{
if( cl.frames[j & CL_UPDATE_MASK].receivedtime >= 0.0 )
{
cl.frames[j & CL_UPDATE_MASK].receivedtime = -1.0f;
cl.frames[j & CL_UPDATE_MASK].latency = 0;
}
}
}
cl.parsecount = i; // ack'd incoming messages.
cl.parsecountmod = cl.parsecount & CL_UPDATE_MASK; // index into window.
frame = &cl.frames[cl.parsecountmod]; // frame at index.
frame->time = cl.mtime[0]; // mark network received time
frame->receivedtime = host.realtime; // time now that we are parsing.
memset( &frame->graphdata, 0, sizeof( netbandwidthgraph_t ));
// send time for that frame.
parsecounttime = cl.commands[command_ack & CL_UPDATE_MASK].senttime;
// current time that we got a response to the command packet.
cl.commands[command_ack & CL_UPDATE_MASK].receivedtime = host.realtime;
if( cl.last_command_ack != -1 )
{
int last_predicted;
clientdata_t *pcd, *ppcd;
entity_state_t *ps, *pps;
weapon_data_t *wd, *pwd;
if( !cls.spectator )
{
last_predicted = ( cl.last_incoming_sequence + ( command_ack - cl.last_command_ack )) & CL_UPDATE_MASK;
pps = &cl.predicted_frames[last_predicted].playerstate;
pwd = cl.predicted_frames[last_predicted].weapondata;
ppcd = &cl.predicted_frames[last_predicted].client;
ps = &frame->playerstate[cl.playernum];
wd = frame->weapondata;
pcd = &frame->clientdata;
}
else
{
ps = &cls.spectator_state.playerstate;
pps = &cls.spectator_state.playerstate;
pcd = &cls.spectator_state.client;
ppcd = &cls.spectator_state.client;
wd = cls.spectator_state.weapondata;
pwd = cls.spectator_state.weapondata;
}
clgame.dllFuncs.pfnTxferPredictionData( ps, pps, pcd, ppcd, wd, pwd );
}
// do this after all packets read for this frame?
cl.last_command_ack = cls.netchan.incoming_acknowledged;
cl.last_incoming_sequence = cls.netchan.incoming_sequence;
if( !cls.demoplayback )
{
// calculate latency of this frame.
// sent time is set when usercmd is sent to server in CL_Move
// this is the # of seconds the round trip took.
float latency = host.realtime - parsecounttime;
// fill into frame latency
frame->latency = latency;
// negative latency makes no sense. Huge latency is a problem.
if( latency >= 0.0f && latency <= 2.0f )
{
// drift the average latency towards the observed latency
// if round trip was fastest so far, just use that for latency value
// otherwise, move in 1 ms steps toward observed channel latency.
if( latency < cls.latency )
cls.latency = latency;
else cls.latency += 0.001f; // drift up, so corrections are needed
}
}
else
{
frame->latency = 0.0f;
}
// clientdata for spectators ends here
if( cls.spectator )
{
cl.local.health = 1;
return;
}
to_cd = &frame->clientdata;
to_wd = frame->weapondata;
// clear to old value before delta parsing
if( MSG_ReadOneBit( msg ))
{
int delta_sequence = MSG_ReadByte( msg );
from_cd = &cl.frames[delta_sequence & CL_UPDATE_MASK].clientdata;
from_wd = cl.frames[delta_sequence & CL_UPDATE_MASK].weapondata;
}
else
{
memset( &nullcd, 0, sizeof( nullcd ));
memset( nullwd, 0, sizeof( nullwd ));
from_cd = &nullcd;
from_wd = nullwd;
}
MSG_ReadClientData( msg, from_cd, to_cd, cl.mtime[0] );
for( i = 0; i < 64; i++ )
{
// check for end of weapondata (and clientdata_t message)
if( !MSG_ReadOneBit( msg )) break;
// read the weapon idx
idx = MSG_ReadUBitLong( msg, MAX_WEAPON_BITS );
MSG_ReadWeaponData( msg, &from_wd[idx], &to_wd[idx], cl.mtime[0] );
}
// make a local copy of physinfo
Q_strncpy( cls.physinfo, frame->clientdata.physinfo, sizeof( cls.physinfo ));
cl.local.maxspeed = frame->clientdata.maxspeed;
cl.local.pushmsec = frame->clientdata.pushmsec;
cl.local.weapons = frame->clientdata.weapons;
cl.local.health = frame->clientdata.health;
}
/*
==================
CL_ParseBaseline
==================
*/
void CL_ParseBaseline( sizebuf_t *msg )
{
int i, newnum;
entity_state_t nullstate;
qboolean player;
cl_entity_t *ent;
Delta_InitClient (); // finalize client delta's
memset( &nullstate, 0, sizeof( nullstate ));
while( 1 )
{
newnum = MSG_ReadUBitLong( msg, MAX_ENTITY_BITS );
if( newnum == LAST_EDICT ) break; // end of baselines
player = CL_IsPlayerIndex( newnum );
if( newnum >= clgame.maxEntities )
Host_Error( "CL_AllocEdict: no free edicts\n" );
ent = CL_EDICT_NUM( newnum );
memset( &ent->prevstate, 0, sizeof( ent->prevstate ));
ent->index = newnum;
MSG_ReadDeltaEntity( msg, &ent->prevstate, &ent->baseline, newnum, player, 1.0f );
}
cl.instanced_baseline_count = MSG_ReadUBitLong( msg, 6 );
for( i = 0; i < cl.instanced_baseline_count; i++ )
{
newnum = MSG_ReadUBitLong( msg, MAX_ENTITY_BITS );
MSG_ReadDeltaEntity( msg, &nullstate, &cl.instanced_baseline[i], newnum, false, 1.0f );
}
}
/*
================
CL_ParseLightStyle
================
*/
void CL_ParseLightStyle( sizebuf_t *msg )
{
int style;
const char *s;
float f;
style = MSG_ReadByte( msg );
s = MSG_ReadString( msg );
f = MSG_ReadFloat( msg );
CL_SetLightstyle( style, s, f );
}
/*
================
CL_ParseSetAngle
set the view angle to this absolute value
================
*/
void CL_ParseSetAngle( sizebuf_t *msg )
{
cl.viewangles[0] = MSG_ReadBitAngle( msg, 16 );
cl.viewangles[1] = MSG_ReadBitAngle( msg, 16 );
cl.viewangles[2] = MSG_ReadBitAngle( msg, 16 );
}
/*
================
CL_ParseAddAngle
add the view angle yaw
================
*/
void CL_ParseAddAngle( sizebuf_t *msg )
{
pred_viewangle_t *a;
float delta_yaw;
delta_yaw = MSG_ReadBitAngle( msg, 16 );
#if 0
cl.viewangles[YAW] += delta_yaw;
return;
#endif
// update running counter
cl.addangletotal += delta_yaw;
// select entry into circular buffer
cl.angle_position = (cl.angle_position + 1) & ANGLE_MASK;
a = &cl.predicted_angle[cl.angle_position];
// record update
a->starttime = cl.mtime[0];
a->total = cl.addangletotal;
}
/*
================
CL_ParseCrosshairAngle
offset crosshair angles
================
*/
void CL_ParseCrosshairAngle( sizebuf_t *msg )
{
cl.crosshairangle[0] = MSG_ReadChar( msg ) * 0.2f;
cl.crosshairangle[1] = MSG_ReadChar( msg ) * 0.2f;
cl.crosshairangle[2] = 0.0f; // not used for screen space
}
/*
================
CL_ParseRestore
reading decals, etc.
================
*/
void CL_ParseRestore( sizebuf_t *msg )
{
string filename;
int i, mapCount;
char *pMapName;
// mapname.HL2
Q_strncpy( filename, MSG_ReadString( msg ), sizeof( filename ));
mapCount = MSG_ReadByte( msg );
// g-cont. acutally in Xash3D this does nothing.
// decals already restored on a server, and correctly transferred through levels
// but i'm leave this message for backward compatibility
for( i = 0; i < mapCount; i++ )
{
pMapName = MSG_ReadString( msg );
Con_Printf( "Loading decals from %s\n", pMapName );
}
}
/*
================
CL_RegisterUserMessage
register new user message or update existing
================
*/
void CL_RegisterUserMessage( sizebuf_t *msg )
{
char *pszName;
int svc_num, size;
svc_num = MSG_ReadByte( msg );
size = MSG_ReadWord( msg );
pszName = MSG_ReadString( msg );
// important stuff
if( size == 0xFFFF ) size = -1;
svc_num = bound( 0, svc_num, 255 );
CL_LinkUserMessage( pszName, svc_num, size );
}
/*
================
CL_UpdateUserinfo
collect userinfo from all players
================
*/
void CL_UpdateUserinfo( sizebuf_t *msg )
{
int slot, id;
qboolean active;
player_info_t *player;
slot = MSG_ReadUBitLong( msg, MAX_CLIENT_BITS );
if( slot >= MAX_CLIENTS )
Host_Error( "CL_ParseServerMessage: svc_updateuserinfo >= MAX_CLIENTS\n" );
id = MSG_ReadLong( msg ); // unique user ID
player = &cl.players[slot];
active = MSG_ReadOneBit( msg ) ? true : false;
if( active )
{
Q_strncpy( player->userinfo, MSG_ReadString( msg ), sizeof( player->userinfo ));
Q_strncpy( player->name, Info_ValueForKey( player->userinfo, "name" ), sizeof( player->name ));
Q_strncpy( player->model, Info_ValueForKey( player->userinfo, "model" ), sizeof( player->model ));
player->topcolor = Q_atoi( Info_ValueForKey( player->userinfo, "topcolor" ));
player->bottomcolor = Q_atoi( Info_ValueForKey( player->userinfo, "bottomcolor" ));
player->spectator = Q_atoi( Info_ValueForKey( player->userinfo, "*hltv" ));
MSG_ReadBytes( msg, player->hashedcdkey, sizeof( player->hashedcdkey ));
if( slot == cl.playernum ) memcpy( &gameui.playerinfo, player, sizeof( player_info_t ));
}
else memset( player, 0, sizeof( *player ));
}
/*
==============
CL_ParseResource
downloading and precache resource in-game
==============
*/
void CL_ParseResource( sizebuf_t *msg )
{
resource_t *pResource;
pResource = Mem_Alloc( cls.mempool, sizeof( resource_t ));
pResource->type = MSG_ReadUBitLong( msg, 4 );
Q_strncpy( pResource->szFileName, MSG_ReadString( msg ), sizeof( pResource->szFileName ));
pResource->nIndex = MSG_ReadUBitLong( msg, MAX_MODEL_BITS );
pResource->nDownloadSize = MSG_ReadSBitLong( msg, 24 );
pResource->ucFlags = MSG_ReadUBitLong( msg, 3 ) & ~RES_WASMISSING;
if( FBitSet( pResource->ucFlags, RES_CUSTOM ))
MSG_ReadBytes( msg, pResource->rgucMD5_hash, sizeof( pResource->rgucMD5_hash ));
if( MSG_ReadOneBit( msg ))
MSG_ReadBytes( msg, pResource->rguc_reserved, sizeof( pResource->rguc_reserved ));
CL_AddToResourceList( pResource, &cl.resourcesneeded );
}
/*
================
CL_UpdateUserPings
collect pings and packet lossage from clients
================
*/
void CL_UpdateUserPings( sizebuf_t *msg )
{
int i, slot;
player_info_t *player;
for( i = 0; i < MAX_CLIENTS; i++ )
{
if( !MSG_ReadOneBit( msg )) break; // end of message
slot = MSG_ReadUBitLong( msg, MAX_CLIENT_BITS );
if( slot >= MAX_CLIENTS )
Host_Error( "CL_ParseServerMessage: svc_pings > MAX_CLIENTS\n" );
player = &cl.players[slot];
player->ping = MSG_ReadUBitLong( msg, 12 );
player->packet_loss = MSG_ReadUBitLong( msg, 7 );
}
}
void CL_SendConsistencyInfo( sizebuf_t *msg )
{
qboolean user_changed_diskfile;
vec3_t mins, maxs;
string filename;
CRC32_t crcFile;
byte md5[16];
consistency_t *pc;
int i;
if( !cl.need_force_consistency_response )
return;
cl.need_force_consistency_response = false;
MSG_BeginClientCmd( msg, clc_fileconsistency );
for( i = 0; i < cl.num_consistency; i++ )
{
pc = &cl.consistency_list[i];
user_changed_diskfile = false;
MSG_WriteOneBit( msg, 1 );
MSG_WriteUBitLong( msg, pc->orig_index, MAX_MODEL_BITS );
if( pc->issound )
Q_snprintf( filename, sizeof( filename ), "%s%s", DEFAULT_SOUNDPATH, pc->filename );
else Q_strncpy( filename, pc->filename, sizeof( filename ));
if( Q_strstr( filename, "models/" ))
{
CRC32_Init( &crcFile );
CRC32_File( &crcFile, filename );
crcFile = CRC32_Final( crcFile );
user_changed_diskfile = !Mod_ValidateCRC( filename, crcFile );
}
switch( pc->check_type )
{
case force_exactfile:
MD5_HashFile( md5, filename, NULL );
pc->value = *(int *)md5;
if( user_changed_diskfile )
MSG_WriteUBitLong( msg, 0, 32 );
else MSG_WriteUBitLong( msg, pc->value, 32 );
break;
case force_model_samebounds:
case force_model_specifybounds:
if( !Mod_GetStudioBounds( filename, mins, maxs ))
Host_Error( "unable to find %s\n", filename );
if( user_changed_diskfile )
ClearBounds( maxs, mins ); // g-cont. especially swapped
MSG_WriteBytes( msg, mins, 12 );
MSG_WriteBytes( msg, maxs, 12 );
break;
default:
Host_Error( "Unknown consistency type %i\n", pc->check_type );
break;
}
}
MSG_WriteOneBit( msg, 0 );
}
/*
==================
CL_RegisterResources
Clean up and move to next part of sequence.
==================
*/
void CL_RegisterResources( sizebuf_t *msg )
{
model_t *mod;
int i;
if( cls.dl.custom || cls.signon == SIGNONS && cls.state == ca_active )
{
cls.dl.custom = false;
return;
}
if( !cls.demoplayback )
CL_SendConsistencyInfo( msg );
// All done precaching.
cl.worldmodel = CL_ModelHandle( 1 ); // get world pointer
if( cl.worldmodel && cl.maxclients > 0 )
{
ASSERT( clgame.entities != NULL );
clgame.entities->model = cl.worldmodel;
if( cls.state != ca_disconnected )
{
Con_Printf( "Setting up renderer...\n" );
// load tempent sprites (glowshell, muzzleflashes etc)
CL_LoadClientSprites ();
// invalidate all decal indexes
memset( cl.decal_index, 0, sizeof( cl.decal_index ));
cl.video_prepped = true;
cl.audio_prepped = true;
CL_ClearWorld ();
// tell rendering system we have a new set of models.
R_NewMap ();
CL_SetupOverviewParams();
if( clgame.drawFuncs.R_NewMap != NULL )
clgame.drawFuncs.R_NewMap();
// release unused SpriteTextures
for( i = 1, mod = clgame.sprites; i < MAX_CLIENT_SPRITES; i++, mod++ )
{
if( mod->needload == NL_UNREFERENCED && COM_CheckString( mod->name ))
Mod_UnloadSpriteModel( mod );
}
Mod_FreeUnused ();
if( host_developer.value <= DEV_NONE )
Con_ClearNotify(); // clear any lines of console text
// done with all resources, issue prespawn command.
// Include server count in case server disconnects and changes level during d/l
MSG_BeginClientCmd( msg, clc_stringcmd );
MSG_WriteString( msg, va( "spawn %i", cl.servercount ));
}
}
else
{
Con_Printf( S_ERROR "client world model is NULL\n" );
CL_Disconnect();
}
}
void CL_ParseConsistencyInfo( sizebuf_t *msg )
{
int lastcheck;
int delta;
int i;
int isdelta;
resource_t *pResource;
resource_t *skip_crc_change;
int skip;
consistency_t *pc;
byte nullbuffer[32];
memset( nullbuffer, 0, 32 );
cl.need_force_consistency_response = MSG_ReadOneBit( msg );
pResource = cl.resourcesneeded.pNext;
if( !cl.need_force_consistency_response )
return;
skip_crc_change = NULL;
lastcheck = 0;
while( MSG_ReadOneBit( msg ))
{
isdelta = MSG_ReadOneBit( msg );
if( isdelta ) delta = MSG_ReadUBitLong( msg, 5 ) + lastcheck;
else delta = MSG_ReadUBitLong( msg, MAX_MODEL_BITS );
skip = delta - lastcheck;
for( i = 0; i < skip; i++ )
{
if( pResource != skip_crc_change && Q_strstr( pResource->szFileName, "models/" ))
Mod_NeedCRC( pResource->szFileName, false );
pResource = pResource->pNext;
}
if( cl.num_consistency >= MAX_MODELS )
Host_Error( "CL_CheckConsistency: MAX_MODELS limit exceeded (%d)\n", MAX_MODELS );
pc = &cl.consistency_list[cl.num_consistency];
cl.num_consistency++;
memset( pc, 0, sizeof( consistency_t ));
pc->filename = pResource->szFileName;
pc->issound = (pResource->type == t_sound);
pc->orig_index = delta;
pc->value = 0;
if( pResource->type == t_model && memcmp( nullbuffer, pResource->rguc_reserved, 32 ))
pc->check_type = pResource->rguc_reserved[0];
skip_crc_change = pResource;
lastcheck = delta;
}
}
/*
==============
CL_ParseResourceList
==============
*/
void CL_ParseResourceList( sizebuf_t *msg )
{
resource_t *pResource;
int i, total;
total = MSG_ReadUBitLong( msg, MAX_RESOURCE_BITS );
for( i = 0; i < total; i++ )
{
pResource = Mem_Alloc( cls.mempool, sizeof( resource_t ));
pResource->type = MSG_ReadUBitLong( msg, 4 );
Q_strncpy( pResource->szFileName, MSG_ReadString( msg ), sizeof( pResource->szFileName ));
pResource->nIndex = MSG_ReadUBitLong( msg, MAX_MODEL_BITS );
pResource->nDownloadSize = MSG_ReadSBitLong( msg, 24 );
pResource->ucFlags = MSG_ReadUBitLong( msg, 3 ) & ~RES_WASMISSING;
if( FBitSet( pResource->ucFlags, RES_CUSTOM ))
MSG_ReadBytes( msg, pResource->rgucMD5_hash, sizeof( pResource->rgucMD5_hash ));
if( MSG_ReadOneBit( msg ))
MSG_ReadBytes( msg, pResource->rguc_reserved, sizeof( pResource->rguc_reserved ));
CL_AddToResourceList( pResource, &cl.resourcesneeded );
}
CL_ParseConsistencyInfo( msg );
CL_StartResourceDownloading( "Verifying and downloading resources...\n", false );
}
/*
==================
CL_ParseVoiceInit
==================
*/
void CL_ParseVoiceInit( sizebuf_t *msg )
{
// TODO: ???
}
/*
==================
CL_ParseVoiceData
==================
*/
void CL_ParseVoiceData( sizebuf_t *msg )
{
// TODO: ???
}
/*
==================
CL_ParseResLocation
==================
*/
void CL_ParseResLocation( sizebuf_t *msg )
{
const char *url = MSG_ReadString( msg );
if( url && ( !Q_strnicmp( "http://", url, 7 ) || !Q_strnicmp( "https://", url, 8 )))
{
const char *lastSlash = Q_strrchr( url, '/' );
if( lastSlash && lastSlash[1] == '\0' )
Q_strncpy( cl.downloadUrl, url, sizeof( cl.downloadUrl ));
else Q_snprintf( cl.downloadUrl, sizeof( cl.downloadUrl ), "%s/", url );
MsgDev( D_REPORT, "Using %s as primary download location\n", cl.downloadUrl );
}
}
/*
==============
CL_ParseHLTV
spectator message (hltv)
sended from game.dll
==============
*/
void CL_ParseHLTV( sizebuf_t *msg )
{
switch( MSG_ReadByte( msg ))
{
case HLTV_ACTIVE:
cl.proxy_redirect = true;
cls.spectator = true;
break;
case HLTV_STATUS:
MSG_ReadLong( msg );
MSG_ReadShort( msg );
MSG_ReadWord( msg );
MSG_ReadLong( msg );
MSG_ReadLong( msg );
MSG_ReadWord( msg );
break;
case HLTV_LISTEN:
cls.signon = SIGNONS;
NET_StringToAdr( MSG_ReadString( msg ), &cls.hltv_listen_address );
// NET_JoinGroup( cls.netchan.sock, cls.hltv_listen_address );
SCR_EndLoadingPlaque();
break;
default:
MsgDev( D_ERROR, "CL_ParseHLTV: unknown HLTV command.\n" );
break;
}
}
/*
==============
CL_ParseDirector
spectator message (director)
sended from game.dll
==============
*/
void CL_ParseDirector( sizebuf_t *msg )
{
int iSize = MSG_ReadByte( msg );
byte pbuf[256];
// parse user message into buffer
MSG_ReadBytes( msg, pbuf, iSize );
clgame.dllFuncs.pfnDirectorMessage( iSize, pbuf );
}
/*
==============
CL_ParseScreenShake
Set screen shake
==============
*/
void CL_ParseScreenShake( sizebuf_t *msg )
{
clgame.shake.amplitude = (float)(word)MSG_ReadShort( msg ) * (1.0f / (float)(1<<12));
clgame.shake.duration = (float)(word)MSG_ReadShort( msg ) * (1.0f / (float)(1<<12));
clgame.shake.frequency = (float)(word)MSG_ReadShort( msg ) * (1.0f / (float)(1<<8));
clgame.shake.time = cl.time + max( clgame.shake.duration, 0.01f );
clgame.shake.next_shake = 0.0f; // apply immediately
}
/*
==============
CL_ParseScreenFade
Set screen fade
==============
*/
void CL_ParseScreenFade( sizebuf_t *msg )
{
float duration, holdTime;
screenfade_t *sf = &clgame.fade;
float flScale;
duration = (float)MSG_ReadShort( msg );
holdTime = (float)MSG_ReadShort( msg );
sf->fadeFlags = MSG_ReadShort( msg );
flScale = ( sf->fadeFlags & FFADE_LONGFADE ) ? (1.0f / 256.0f) : (1.0f / 4096.0f);
sf->fader = MSG_ReadByte( msg );
sf->fadeg = MSG_ReadByte( msg );
sf->fadeb = MSG_ReadByte( msg );
sf->fadealpha = MSG_ReadByte( msg );
sf->fadeSpeed = 0.0f;
sf->fadeEnd = duration * flScale;
sf->fadeReset = holdTime * flScale;
// calc fade speed
if( duration > 0 )
{
if( sf->fadeFlags & FFADE_OUT )
{
if( sf->fadeEnd )
{
sf->fadeSpeed = -(float)sf->fadealpha / sf->fadeEnd;
}
sf->fadeEnd += cl.time;
sf->fadeReset += sf->fadeEnd;
}
else
{
if( sf->fadeEnd )
{
sf->fadeSpeed = (float)sf->fadealpha / sf->fadeEnd;
}
sf->fadeReset += cl.time;
sf->fadeEnd += sf->fadeReset;
}
}
}
/*
==============
CL_ParseCvarValue
Find the client cvar value
and sent it back to the server
==============
*/
void CL_ParseCvarValue( sizebuf_t *msg )
{
const char *cvarName = MSG_ReadString( msg );
convar_t *cvar = Cvar_FindVar( cvarName );
// build the answer
MSG_BeginClientCmd( &cls.netchan.message, clc_requestcvarvalue );
MSG_WriteString( &cls.netchan.message, cvar ? cvar->string : "Not Found" );
}
/*
==============
CL_ParseCvarValue2
Find the client cvar value
and sent it back to the server
==============
*/
void CL_ParseCvarValue2( sizebuf_t *msg )
{
int requestID = MSG_ReadLong( msg );
const char *cvarName = MSG_ReadString( msg );
convar_t *cvar = Cvar_FindVar( cvarName );
// build the answer
MSG_BeginClientCmd( &cls.netchan.message, clc_requestcvarvalue2 );
MSG_WriteLong( &cls.netchan.message, requestID );
MSG_WriteString( &cls.netchan.message, cvarName );
if( cvar )
{
// cheater can change value ignoring Cvar_Set so we responce incorrect value
if( cvar->value != Q_atof( cvar->string ))
MSG_WriteString( &cls.netchan.message, va( "%s (%g)", cvar->string, cvar->value ));
else MSG_WriteString( &cls.netchan.message, cvar->string );
}
else
{
MSG_WriteString( &cls.netchan.message, "Not Found" );
}
}
/*
==============
CL_DispatchUserMessage
Dispatch user message by engine request
==============
*/
qboolean CL_DispatchUserMessage( const char *pszName, int iSize, void *pbuf )
{
int i;
if( !COM_CheckString( pszName ))
return false;
for( i = 0; i < MAX_USER_MESSAGES; i++ )
{
// search for user message
if( !Q_strcmp( clgame.msg[i].name, pszName ))
break;
}
if( i == MAX_USER_MESSAGES )
{
Con_DPrintf( S_ERROR "UserMsg: bad message %s\n", pszName );
return false;
}
if( clgame.msg[i].func )
{
clgame.msg[i].func( pszName, iSize, pbuf );
}
else
{
Con_DPrintf( S_ERROR "UserMsg: No pfn %s %d\n", clgame.msg[i].name, clgame.msg[i].number );
clgame.msg[i].func = CL_UserMsgStub; // throw warning only once
}
return true;
}
/*
==============
CL_ParseUserMessage
handles all user messages
==============
*/
void CL_ParseUserMessage( sizebuf_t *msg, int svc_num )
{
byte pbuf[MAX_USERMSG_LENGTH];
int i, iSize;
// NOTE: any user message is really parse at engine, not in client.dll
if( svc_num <= svc_lastmsg || svc_num > ( MAX_USER_MESSAGES + svc_lastmsg ))
{
// out or range
Host_Error( "CL_ParseUserMessage: illegible server message %d\n", svc_num );
return;
}
for( i = 0; i < MAX_USER_MESSAGES; i++ )
{
// search for user message
if( clgame.msg[i].number == svc_num )
break;
}
if( i == MAX_USER_MESSAGES ) // probably unregistered
Host_Error( "CL_ParseUserMessage: illegible server message %d\n", svc_num );
// NOTE: some user messages handled into engine
if( !Q_strcmp( clgame.msg[i].name, "ScreenShake" ))
{
CL_ParseScreenShake( msg );
return;
}
else if( !Q_strcmp( clgame.msg[i].name, "ScreenFade" ))
{
CL_ParseScreenFade( msg );
return;
}
iSize = clgame.msg[i].size;
// message with variable sizes receive an actual size as first byte
if( iSize == -1 ) iSize = MSG_ReadWord( msg );
// parse user message into buffer
MSG_ReadBytes( msg, pbuf, iSize );
if( clgame.msg[i].func )
{
clgame.msg[i].func( clgame.msg[i].name, iSize, pbuf );
#ifdef HACKS_RELATED_HLMODS
// run final credits for Half-Life because hl1 doesn't have call END_SECTION
if( !Q_stricmp( clgame.msg[i].name, "HudText" ) && !Q_stricmp( GI->gamefolder, "valve" ))
{
// it's a end, so we should run credits
if( !Q_strcmp( (char *)pbuf, "END3" ))
Host_Credits();
}
#endif
}
else
{
Con_DPrintf( S_ERROR "UserMsg: No pfn %s %d\n", clgame.msg[i].name, clgame.msg[i].number );
clgame.msg[i].func = CL_UserMsgStub; // throw warning only once
}
}
/*
=====================
CL_ResetFrame
=====================
*/
void CL_ResetFrame( frame_t *frame )
{
memset( &frame->graphdata, 0, sizeof( netbandwidthgraph_t ));
frame->receivedtime = host.realtime;
frame->valid = true;
frame->choked = false;
frame->latency = 0.0;
frame->time = cl.mtime[0];
}
/*
=====================================================================
ACTION MESSAGES
=====================================================================
*/
/*
=====================
CL_ParseServerMessage
dispatch messages
=====================
*/
void CL_ParseServerMessage( sizebuf_t *msg, qboolean normal_message )
{
size_t bufStart, playerbytes;
int cmd, param1, param2;
int old_background;
cls_message_debug.parsing = true; // begin parsing
starting_count = MSG_GetNumBytesRead( msg ); // updates each frame
if( normal_message )
{
// assume no entity/player update this packet
if( cls.state == ca_active )
{
cl.frames[cls.netchan.incoming_sequence & CL_UPDATE_MASK].valid = false;
cl.frames[cls.netchan.incoming_sequence & CL_UPDATE_MASK].choked = false;
}
else
{
CL_ResetFrame( &cl.frames[cls.netchan.incoming_sequence & CL_UPDATE_MASK] );
}
}
// parse the message
while( 1 )
{
if( MSG_CheckOverflow( msg ))
{
Host_Error( "CL_ParseServerMessage: overflow!\n" );
return;
}
// mark start position
bufStart = MSG_GetNumBytesRead( msg );
// end of message (align bits)
if( MSG_GetNumBitsLeft( msg ) < 8 )
break;
cmd = MSG_ReadServerCmd( 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:
CL_Drop ();
Host_AbortCurrentFrame ();
break;
case svc_event:
CL_ParseEvent( msg );
cl.frames[cl.parsecountmod].graphdata.event += MSG_GetNumBytesRead( msg ) - bufStart;
break;
case svc_changing:
old_background = cl.background;
if( MSG_ReadOneBit( msg ))
{
cls.changelevel = true;
S_StopAllSounds( true );
MsgDev( D_INFO, "Server changing, reconnecting\n" );
if( cls.demoplayback )
{
SCR_BeginLoadingPlaque( cl.background );
cls.changedemo = true;
}
CL_ClearState ();
CL_InitEdicts (); // re-arrange edicts
}
else MsgDev( D_INFO, "Server disconnected, reconnecting\n" );
if( cls.demoplayback )
{
cl.background = (cls.demonum != -1) ? true : false;
cls.state = ca_connected;
}
else
{
// g-cont. local client skip the challenge
if( SV_Active()) cls.state = ca_disconnected;
else cls.state = ca_connecting;
cl.background = old_background;
cls.connect_time = MAX_HEARTBEAT;
}
break;
case svc_setview:
CL_ParseViewEntity( msg );
break;
case svc_sound:
CL_ParseSoundPacket( msg );
cl.frames[cl.parsecountmod].graphdata.sound += MSG_GetNumBytesRead( msg ) - bufStart;
break;
case svc_time:
CL_ParseServerTime( msg );
break;
case svc_print:
Con_Printf( "%s", MSG_ReadString( msg ));
break;
case svc_stufftext:
Cbuf_AddText( MSG_ReadString( 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_lightstyle:
CL_ParseLightStyle( msg );
break;
case svc_updateuserinfo:
CL_UpdateUserinfo( msg );
break;
case svc_deltatable:
Delta_ParseTableField( msg );
break;
case svc_clientdata:
CL_ParseClientData( msg );
cl.frames[cl.parsecountmod].graphdata.client += MSG_GetNumBytesRead( msg ) - bufStart;
break;
case svc_resource:
CL_ParseResource( msg );
break;
case svc_pings:
CL_UpdateUserPings( msg );
break;
case svc_particle:
CL_ParseParticles( msg );
break;
case svc_restoresound:
CL_ParseRestoreSoundPacket( msg );
cl.frames[cl.parsecountmod].graphdata.sound += MSG_GetNumBytesRead( msg ) - bufStart;
break;
case svc_spawnstatic:
CL_ParseStaticEntity( msg );
break;
case svc_event_reliable:
CL_ParseReliableEvent( msg );
cl.frames[cl.parsecountmod].graphdata.event += MSG_GetNumBytesRead( msg ) - bufStart;
break;
case svc_spawnbaseline:
CL_ParseBaseline( msg );
break;
case svc_temp_entity:
CL_ParseTempEntity( msg );
cl.frames[cl.parsecountmod].graphdata.tentities += MSG_GetNumBytesRead( msg ) - bufStart;
break;
case svc_setpause:
cl.paused = ( MSG_ReadOneBit( msg ) != 0 );
break;
case svc_signonnum:
CL_ParseSignon( msg );
break;
case svc_centerprint:
CL_CenterPrint( MSG_ReadString( msg ), 0.25f );
break;
case svc_intermission:
cl.intermission = 1;
break;
case svc_finale:
CL_ParseFinaleCutscene( msg, 2 );
break;
case svc_cdtrack:
param1 = MSG_ReadByte( msg );
param1 = bound( 1, param1, MAX_CDTRACKS ); // tracknum
param2 = MSG_ReadByte( msg );
param2 = bound( 1, param2, MAX_CDTRACKS ); // loopnum
S_StartBackgroundTrack( clgame.cdtracks[param1-1], clgame.cdtracks[param2-1], 0, false );
break;
case svc_restore:
CL_ParseRestore( msg );
break;
case svc_cutscene:
CL_ParseFinaleCutscene( msg, 3 );
break;
case svc_weaponanim:
param1 = MSG_ReadByte( msg ); // iAnim
param2 = MSG_ReadByte( msg ); // body
CL_WeaponAnim( param1, param2 );
break;
case svc_bspdecal:
CL_ParseStaticDecal( msg );
break;
case svc_roomtype:
param1 = MSG_ReadShort( msg );
Cvar_SetValue( "room_type", param1 );
break;
case svc_addangle:
CL_ParseAddAngle( msg );
break;
case svc_usermessage:
CL_RegisterUserMessage( msg );
break;
case svc_packetentities:
playerbytes = CL_ParsePacketEntities( msg, false );
cl.frames[cl.parsecountmod].graphdata.players += playerbytes;
cl.frames[cl.parsecountmod].graphdata.entities += MSG_GetNumBytesRead( msg ) - bufStart - playerbytes;
break;
case svc_deltapacketentities:
playerbytes = CL_ParsePacketEntities( msg, true );
cl.frames[cl.parsecountmod].graphdata.players += playerbytes;
cl.frames[cl.parsecountmod].graphdata.entities += MSG_GetNumBytesRead( msg ) - bufStart - playerbytes;
break;
case svc_choke:
cl.frames[cls.netchan.incoming_sequence & CL_UPDATE_MASK].choked = true;
cl.frames[cls.netchan.incoming_sequence & CL_UPDATE_MASK].receivedtime = -2.0;
break;
case svc_resourcelist:
CL_ParseResourceList( msg );
break;
case svc_deltamovevars:
CL_ParseMovevars( msg );
break;
case svc_resourcerequest:
CL_ParseResourceRequest( msg );
break;
case svc_customization:
CL_ParseCustomization( msg );
break;
case svc_crosshairangle:
CL_ParseCrosshairAngle( msg );
break;
case svc_soundfade:
CL_ParseSoundFade( msg );
break;
case svc_filetxferfailed:
CL_ParseFileTransferFailed( msg );
break;
case svc_hltv:
CL_ParseHLTV( msg );
break;
case svc_director:
CL_ParseDirector( msg );
break;
case svc_voiceinit:
CL_ParseVoiceInit( msg );
break;
case svc_voicedata:
CL_ParseVoiceData( msg );
break;
case svc_resourcelocation:
CL_ParseResLocation( msg );
break;
case svc_querycvarvalue:
CL_ParseCvarValue( msg );
break;
case svc_querycvarvalue2:
CL_ParseCvarValue2( msg );
break;
default:
CL_ParseUserMessage( msg, cmd );
cl.frames[cl.parsecountmod].graphdata.usr += MSG_GetNumBytesRead( msg ) - bufStart;
break;
}
}
cl.frames[cl.parsecountmod].graphdata.msgbytes += MSG_GetNumBytesRead( msg ) - starting_count;
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 );
}
}
}
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