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xash3d-fwgs/engine/server/sv_game.c

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/*
sv_game.c - gamedll interaction
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 "server.h"
#include "net_encode.h"
#include "event_flags.h"
#include "library.h"
#include "pm_defs.h"
#include "studio.h"
#include "const.h"
#include "render_api.h" // modelstate_t
#include "ref_common.h" // decals
#define ENTVARS_COUNT ARRAYSIZE( gEntvarsDescription )
// fatpvs stuff
static byte fatpvs[MAX_MAP_LEAFS/8];
static byte fatphs[MAX_MAP_LEAFS/8];
static byte clientpvs[MAX_MAP_LEAFS/8]; // for find client in PVS
static vec3_t viewPoint[MAX_CLIENTS];
// exports
typedef void (__cdecl *LINK_ENTITY_FUNC)( entvars_t *pev );
typedef void (__stdcall *GIVEFNPTRSTODLL)( enginefuncs_t* engfuncs, globalvars_t *pGlobals );
edict_t *SV_EdictNum( int n )
{
if(( n >= 0 ) && ( n < GI->max_edicts ))
return svgame.edicts + n;
return NULL;
}
#ifndef NDEBUG
qboolean SV_CheckEdict( const edict_t *e, const char *file, const int line )
{
int n;
if( !e ) return false; // may be NULL
n = ((int)((edict_t *)(e) - svgame.edicts));
if(( n >= 0 ) && ( n < GI->max_edicts ))
return !e->free;
Con_Printf( "bad entity %i (called at %s:%i)\n", n, file, line );
return false;
}
#endif
/*
=============
EntvarsDescription
entavrs table for FindEntityByString
=============
*/
static TYPEDESCRIPTION gEntvarsDescription[] =
{
DEFINE_ENTITY_FIELD( classname, FIELD_STRING ),
DEFINE_ENTITY_FIELD( globalname, FIELD_STRING ),
DEFINE_ENTITY_FIELD( model, FIELD_MODELNAME ),
DEFINE_ENTITY_FIELD( viewmodel, FIELD_MODELNAME ),
DEFINE_ENTITY_FIELD( weaponmodel, FIELD_MODELNAME ),
DEFINE_ENTITY_FIELD( target, FIELD_STRING ),
DEFINE_ENTITY_FIELD( targetname, FIELD_STRING ),
DEFINE_ENTITY_FIELD( netname, FIELD_STRING ),
DEFINE_ENTITY_FIELD( message, FIELD_STRING ),
DEFINE_ENTITY_FIELD( noise, FIELD_SOUNDNAME ),
DEFINE_ENTITY_FIELD( noise1, FIELD_SOUNDNAME ),
DEFINE_ENTITY_FIELD( noise2, FIELD_SOUNDNAME ),
DEFINE_ENTITY_FIELD( noise3, FIELD_SOUNDNAME ),
};
/*
=============
SV_GetEntvarsDescription
entavrs table for FindEntityByString
=============
*/
TYPEDESCRIPTION *SV_GetEntvarsDescirption( int number )
{
if( number < 0 && number >= ENTVARS_COUNT )
return NULL;
return &gEntvarsDescription[number];
}
/*
=============
SV_SysError
tell the game.dll about system error
=============
*/
void SV_SysError( const char *error_string )
{
Log_Printf( "FATAL ERROR (shutting down): %s\n", error_string );
if( svgame.hInstance != NULL )
svgame.dllFuncs.pfnSys_Error( error_string );
}
/*
=============
SV_Serverinfo
get server infostring
=============
*/
char *SV_Serverinfo( void )
{
return svs.serverinfo;
}
/*
=============
SV_LocalInfo
get local infostring
=============
*/
char *SV_Localinfo( void )
{
return svs.localinfo;
}
/*
=============
SV_AngleMod
do modulo on entity angles
=============
*/
float SV_AngleMod( float ideal, float current, float speed )
{
float move;
current = anglemod( current );
if( current == ideal ) // already there?
return current;
move = ideal - current;
if( ideal > current )
{
if( move >= 180 )
move = move - 360;
}
else
{
if( move <= -180 )
move = move + 360;
}
if( move > 0 )
{
if( move > speed )
move = speed;
}
else
{
if( move < -speed )
move = -speed;
}
return anglemod( current + move );
}
/*
=============
SV_SetMinMaxSize
update entity bounds, relink into world
=============
*/
void SV_SetMinMaxSize( edict_t *e, const float *mins, const float *maxs, qboolean relink )
{
int i;
if( !SV_IsValidEdict( e ))
return;
for( i = 0; i < 3; i++ )
{
if( mins[i] > maxs[i] )
{
Con_Printf( S_ERROR "%s[%i] has backwards mins/maxs\n", SV_ClassName( e ), NUM_FOR_EDICT( e ));
if( relink ) SV_LinkEdict( e, false ); // just relink edict and exit
return;
}
}
VectorCopy( mins, e->v.mins );
VectorCopy( maxs, e->v.maxs );
VectorSubtract( maxs, mins, e->v.size );
if( relink ) SV_LinkEdict( e, false );
}
/*
=============
SV_CopyTraceToGlobal
each trace will share their result into global state
=============
*/
void SV_CopyTraceToGlobal( trace_t *trace )
{
svgame.globals->trace_allsolid = trace->allsolid;
svgame.globals->trace_startsolid = trace->startsolid;
svgame.globals->trace_fraction = trace->fraction;
svgame.globals->trace_plane_dist = trace->plane.dist;
svgame.globals->trace_inopen = trace->inopen;
svgame.globals->trace_inwater = trace->inwater;
VectorCopy( trace->endpos, svgame.globals->trace_endpos );
VectorCopy( trace->plane.normal, svgame.globals->trace_plane_normal );
svgame.globals->trace_hitgroup = trace->hitgroup;
svgame.globals->trace_flags = 0; // g-cont: always reset config flags when trace is finished
if( SV_IsValidEdict( trace->ent ))
svgame.globals->trace_ent = trace->ent;
else svgame.globals->trace_ent = svgame.edicts;
}
/*
=============
SV_ConvertTrace
convert trace_t to TraceResult
=============
*/
void SV_ConvertTrace( TraceResult *dst, trace_t *src )
{
if( !src || !dst ) return;
dst->fAllSolid = src->allsolid;
dst->fStartSolid = src->startsolid;
dst->fInOpen = src->inopen;
dst->fInWater = src->inwater;
dst->flFraction = src->fraction;
VectorCopy( src->endpos, dst->vecEndPos );
dst->flPlaneDist = src->plane.dist;
VectorCopy( src->plane.normal, dst->vecPlaneNormal );
dst->pHit = src->ent;
dst->iHitgroup = src->hitgroup;
// g-cont: always reset config flags when trace is finished
svgame.globals->trace_flags = 0;
}
/*
=============
SV_CheckClientVisiblity
Check visibility through client camera, portal camera, etc
=============
*/
qboolean SV_CheckClientVisiblity( sv_client_t *cl, const byte *mask )
{
int i, clientnum;
vec3_t vieworg;
mleaf_t *leaf;
if( !mask ) return true; // GoldSrc rules
clientnum = cl - svs.clients;
VectorCopy( viewPoint[clientnum], vieworg );
// Invasion issues: wrong camera position received in ENGINE_SET_PVS
if( cl->pViewEntity && !VectorCompare( vieworg, cl->pViewEntity->v.origin ))
VectorCopy( cl->pViewEntity->v.origin, vieworg );
leaf = Mod_PointInLeaf( vieworg, sv.worldmodel->nodes );
if( CHECKVISBIT( mask, leaf->cluster ))
return true; // visible from player view or camera view
// now check all the portal cameras
for( i = 0; i < cl->num_viewents; i++ )
{
edict_t *view = cl->viewentity[i];
if( !SV_IsValidEdict( view ))
continue;
VectorAdd( view->v.origin, view->v.view_ofs, vieworg );
leaf = Mod_PointInLeaf( vieworg, sv.worldmodel->nodes );
if( CHECKVISBIT( mask, leaf->cluster ))
return true; // visible from portal camera view
}
// not visible from any viewpoint
return false;
}
/*
=================
SV_Multicast
Sends the contents of sv.multicast to a subset of the clients,
then clears sv.multicast.
MSG_INIT write message into signon buffer
MSG_ONE send to one client (ent can't be NULL)
MSG_ALL same as broadcast (origin can be NULL)
MSG_PVS send to clients potentially visible from org
MSG_PHS send to clients potentially audible from org
=================
*/
static int SV_Multicast( int dest, const vec3_t origin, const edict_t *ent, qboolean usermessage, qboolean filter )
{
byte *mask = NULL;
int j, numclients = svs.maxclients;
sv_client_t *cl, *current = svs.clients;
qboolean reliable = false;
qboolean specproxy = false;
int numsends = 0;
// some mods trying to send messages after SV_FinalMessage
if( !svs.initialized || sv.state == ss_dead )
{
MSG_Clear( &sv.multicast );
return 0;
}
switch( dest )
{
case MSG_INIT:
if( sv.state == ss_loading )
{
// copy to signon buffer
MSG_WriteBits( &sv.signon, MSG_GetData( &sv.multicast ), MSG_GetNumBitsWritten( &sv.multicast ));
MSG_Clear( &sv.multicast );
return 1;
}
// intentional fallthrough (in-game MSG_INIT it's a MSG_ALL reliable)
case MSG_ALL:
reliable = true;
// intentional fallthrough
case MSG_BROADCAST:
// nothing to sort
break;
case MSG_PAS_R:
reliable = true;
// intentional fallthrough
case MSG_PAS:
if( origin == NULL ) return false;
// NOTE: GoldSource not using PHS for singleplayer
Mod_FatPVS( origin, FATPHS_RADIUS, fatphs, world.fatbytes, false, ( svs.maxclients == 1 ));
mask = fatphs; // using the FatPVS like a PHS
break;
case MSG_PVS_R:
reliable = true;
// intentional fallthrough
case MSG_PVS:
if( origin == NULL ) return 0;
mask = Mod_GetPVSForPoint( origin );
break;
case MSG_ONE:
reliable = true;
// intentional fallthrough
case MSG_ONE_UNRELIABLE:
if( !SV_IsValidEdict( ent )) return 0;
j = NUM_FOR_EDICT( ent );
if( j < 1 || j > numclients ) return 0;
current = svs.clients + (j - 1);
numclients = 1; // send to one
break;
case MSG_SPEC:
specproxy = reliable = true;
break;
default:
Host_Error( "SV_Multicast: bad dest: %i\n", dest );
return 0;
}
// send the data to all relevent clients (or once only)
for( j = 0, cl = current; j < numclients; j++, cl++ )
{
if( cl->state == cs_free || cl->state == cs_zombie )
continue;
if( cl->state != cs_spawned && ( !reliable || usermessage ))
continue;
if( specproxy && !FBitSet( cl->flags, FCL_HLTV_PROXY ))
continue;
if( !cl->edict || FBitSet( cl->flags, FCL_FAKECLIENT ))
continue;
// reject step sounds while predicting is enabled
// FIXME: make sure what this code doesn't cutoff something important!!!
if( filter && cl == sv.current_client && FBitSet( sv.current_client->flags, FCL_PREDICT_MOVEMENT ))
continue;
if( SV_IsValidEdict( ent ) && ent->v.groupinfo && cl->edict->v.groupinfo )
{
if( svs.groupop == GROUP_OP_AND && !FBitSet( cl->edict->v.groupinfo, ent->v.groupinfo ))
continue;
if( svs.groupop == GROUP_OP_NAND && FBitSet( cl->edict->v.groupinfo, ent->v.groupinfo ))
continue;
}
if( !SV_CheckClientVisiblity( cl, mask ))
continue;
if( specproxy ) MSG_WriteBits( &sv.spec_datagram, MSG_GetData( &sv.multicast ), MSG_GetNumBitsWritten( &sv.multicast ));
else if( reliable ) MSG_WriteBits( &cl->netchan.message, MSG_GetData( &sv.multicast ), MSG_GetNumBitsWritten( &sv.multicast ));
else MSG_WriteBits( &cl->datagram, MSG_GetData( &sv.multicast ), MSG_GetNumBitsWritten( &sv.multicast ));
numsends++;
}
MSG_Clear( &sv.multicast );
return numsends; // just for debug
}
/*
=======================
SV_GetReliableDatagram
Get shared reliable buffer
=======================
*/
sizebuf_t *SV_GetReliableDatagram( void )
{
return &sv.reliable_datagram;
}
/*
=======================
SV_RestoreCustomDecal
Let the user spawn decal in game code
=======================
*/
qboolean SV_RestoreCustomDecal( decallist_t *entry, edict_t *pEdict, qboolean adjacent )
{
if( svgame.physFuncs.pfnRestoreDecal != NULL )
{
if( !pEdict ) pEdict = EDICT_NUM( entry->entityIndex );
// true if decal was sucessfully restored at the game-side
return svgame.physFuncs.pfnRestoreDecal( entry, pEdict, adjacent );
}
return false;
}
/*
=======================
SV_CreateDecal
NOTE: static decals only accepted when game is loading
=======================
*/
void SV_CreateDecal( sizebuf_t *msg, const float *origin, int decalIndex, int entityIndex, int modelIndex, int flags, float scale )
{
if( msg == &sv.signon && sv.state != ss_loading )
return;
// this can happens if serialized map contain 4096 static decals...
if( MSG_GetNumBytesLeft( msg ) < 20 )
{
sv.ignored_world_decals++;
return;
}
// static decals are posters, it's always reliable
MSG_BeginServerCmd( msg, svc_bspdecal );
MSG_WriteVec3Coord( msg, origin );
MSG_WriteWord( msg, decalIndex );
MSG_WriteShort( msg, entityIndex );
if( entityIndex > 0 )
MSG_WriteWord( msg, modelIndex );
MSG_WriteByte( msg, flags );
MSG_WriteWord( msg, scale * 4096 );
}
/*
=======================
SV_CreateStaticEntity
NOTE: static entities only accepted when game is loading
=======================
*/
qboolean SV_CreateStaticEntity( sizebuf_t *msg, int index )
{
entity_state_t nullstate, *baseline;
entity_state_t *state;
int offset;
if( index >= ( MAX_STATIC_ENTITIES - 1 ))
{
if( !sv.static_ents_overflow )
{
Con_Printf( S_WARN "MAX_STATIC_ENTITIES limit exceeded (%d)\n", MAX_STATIC_ENTITIES );
sv.static_ents_overflow = true;
}
sv.ignored_static_ents++; // continue overflowed entities
return false;
}
// this can happens if serialized map contain too many static entities...
if( MSG_GetNumBytesLeft( msg ) < 50 )
{
sv.ignored_static_ents++;
return false;
}
state = &svs.static_entities[index]; // allocate a new one
memset( &nullstate, 0, sizeof( nullstate ));
baseline = &nullstate;
// restore modelindex from modelname (already precached)
state->modelindex = pfnModelIndex( STRING( state->messagenum ));
state->entityType = ENTITY_NORMAL; // select delta-encode
state->number = 0;
// trying to compress with previous delta's
offset = SV_FindBestBaselineForStatic( index, &baseline, state );
MSG_BeginServerCmd( msg, svc_spawnstatic );
MSG_WriteDeltaEntity( baseline, state, msg, true, DELTA_STATIC, sv.time, offset );
return true;
}
/*
=================
SV_RestartStaticEnts
Write all the static ents into demo
=================
*/
void SV_RestartStaticEnts( void )
{
int i;
// remove all the static entities on the client
CL_ClearStaticEntities();
// resend them again
for( i = 0; i < sv.num_static_entities; i++ )
SV_CreateStaticEntity( &sv.reliable_datagram, i );
}
/*
=================
SV_RestartAmbientSounds
Write ambient sounds into demo
=================
*/
void SV_RestartAmbientSounds( void )
{
soundlist_t soundInfo[256];
string curtrack, looptrack;
int i, nSounds;
int position;
if( !SV_Active( )) return;
nSounds = S_GetCurrentStaticSounds( soundInfo, 256 );
for( i = 0; i < nSounds; i++ )
{
soundlist_t *si = &soundInfo[i];
if( !si->looping || si->entnum == -1 )
continue;
S_StopSound( si->entnum, si->channel, si->name );
SV_StartSound( pfnPEntityOfEntIndex( si->entnum ), CHAN_STATIC, si->name, si->volume, si->attenuation, 0, si->pitch );
}
#if !XASH_DEDICATED // TODO: ???
// restart soundtrack
if( S_StreamGetCurrentState( curtrack, looptrack, &position ))
{
SV_StartMusic( curtrack, looptrack, position );
}
#endif
}
/*
=================
SV_RestartDecals
Write all the decals into demo
=================
*/
void SV_RestartDecals( void )
{
decallist_t *entry;
int decalIndex;
int modelIndex;
sizebuf_t *msg;
int i;
if( !SV_Active( )) return;
// g-cont. add space for studiodecals if present
host.decalList = (decallist_t *)Z_Calloc( sizeof( decallist_t ) * MAX_RENDER_DECALS * 2 );
#if !XASH_DEDICATED
if( !Host_IsDedicated() )
{
host.numdecals = ref.dllFuncs.R_CreateDecalList( host.decalList );
// remove decals from map
ref.dllFuncs.R_ClearAllDecals();
}
else
#endif // XASH_DEDICATED
{
// we probably running a dedicated server
host.numdecals = 0;
}
// write decals into reliable datagram
msg = SV_GetReliableDatagram();
// restore decals and write them into network message
for( i = 0; i < host.numdecals; i++ )
{
entry = &host.decalList[i];
modelIndex = pfnPEntityOfEntIndex( entry->entityIndex )->v.modelindex;
// game override
if( SV_RestoreCustomDecal( entry, pfnPEntityOfEntIndex( entry->entityIndex ), false ))
continue;
decalIndex = pfnDecalIndex( entry->name );
// studiodecals will be restored at game-side
if( !FBitSet( entry->flags, FDECAL_STUDIO ))
SV_CreateDecal( msg, entry->position, decalIndex, entry->entityIndex, modelIndex, entry->flags, entry->scale );
}
Z_Free( host.decalList );
host.decalList = NULL;
host.numdecals = 0;
}
/*
==============
SV_BoxInPVS
check brush boxes in fat pvs
==============
*/
qboolean SV_BoxInPVS( const vec3_t org, const vec3_t absmin, const vec3_t absmax )
{
if( !Mod_BoxVisible( absmin, absmax, Mod_GetPVSForPoint( org )))
return false;
return true;
}
/*
=============
SV_ChangeLevel
Issue changing level
=============
*/
void SV_QueueChangeLevel( const char *level, const char *landname )
{
int flags, smooth = false;
char mapname[MAX_QPATH];
char *spawn_entity;
// hold mapname to other place
Q_strncpy( mapname, level, sizeof( mapname ));
COM_StripExtension( mapname );
if( COM_CheckString( landname ))
smooth = true;
// determine spawn entity classname
if( svs.maxclients == 1 )
spawn_entity = GI->sp_entity;
else spawn_entity = GI->mp_entity;
flags = SV_MapIsValid( mapname, spawn_entity, landname );
if( FBitSet( flags, MAP_INVALID_VERSION ))
{
Con_Printf( S_ERROR "changelevel: %s is invalid or not supported\n", mapname );
return;
}
if( !FBitSet( flags, MAP_IS_EXIST ))
{
Con_Printf( S_ERROR "changelevel: map %s doesn't exist\n", mapname );
return;
}
if( smooth && !FBitSet( flags, MAP_HAS_LANDMARK ))
{
if( sv_validate_changelevel->value )
{
// NOTE: we find valid map but specified landmark it's doesn't exist
// run simple changelevel like in q1, throw warning
Con_Printf( S_WARN "changelevel: %s doesn't contain landmark [%s]. smooth transition was disabled\n", mapname, landname );
smooth = false;
}
}
if( svs.maxclients > 1 )
smooth = false; // multiplayer doesn't support smooth transition
if( smooth && !Q_stricmp( sv.name, level ))
{
Con_Printf( S_ERROR "can't changelevel with same map. Ignored.\n" );
return;
}
if( !smooth && !FBitSet( flags, MAP_HAS_SPAWNPOINT ))
{
if( sv_validate_changelevel->value )
{
Con_Printf( S_ERROR "changelevel: %s doesn't have a valid spawnpoint. Ignored.\n", mapname );
return;
}
}
// bad changelevel position invoke enables in one-way transition
if( sv.framecount < 15 )
{
if( sv_validate_changelevel->value )
{
Con_Printf( S_WARN "an infinite changelevel was detected and will be disabled until a next save\\restore\n" );
return; // lock with svs.spawncount here
}
}
SV_SkipUpdates ();
// changelevel will be executed on a next frame
if( smooth ) COM_ChangeLevel( mapname, landname, sv.background ); // Smoothed Half-Life changelevel
else COM_ChangeLevel( mapname, NULL, sv.background ); // Classic Quake changlevel
}
/*
==============
SV_WriteEntityPatch
Create entity patch for selected map
==============
*/
void SV_WriteEntityPatch( const char *filename )
{
int lumpofs = 0, lumplen = 0;
byte buf[MAX_TOKEN]; // 1 kb
string bspfilename;
dheader_t *header;
file_t *f;
Q_snprintf( bspfilename, sizeof( bspfilename ), "maps/%s.bsp", filename );
f = FS_Open( bspfilename, "rb", false );
if( !f ) return;
memset( buf, 0, MAX_TOKEN );
FS_Read( f, buf, MAX_TOKEN );
header = (dheader_t *)buf;
// check all the lumps and some other errors
if( !Mod_TestBmodelLumps( bspfilename, buf, true ))
{
FS_Close( f );
return;
}
lumpofs = header->lumps[LUMP_ENTITIES].fileofs;
lumplen = header->lumps[LUMP_ENTITIES].filelen;
if( lumplen >= 10 )
{
char *entities = NULL;
FS_Seek( f, lumpofs, SEEK_SET );
entities = (char *)Z_Calloc( lumplen + 1 );
FS_Read( f, entities, lumplen );
FS_WriteFile( va( "maps/%s.ent", filename ), entities, lumplen );
Con_Printf( "Write 'maps/%s.ent'\n", filename );
Mem_Free( entities );
}
FS_Close( f );
}
/*
==============
SV_ReadEntityScript
pfnMapIsValid use this
==============
*/
static char *SV_ReadEntityScript( const char *filename, int *flags )
{
string bspfilename, entfilename;
int lumpofs = 0, lumplen = 0;
byte buf[MAX_TOKEN];
char *ents = NULL;
dheader_t *header;
size_t ft1, ft2;
file_t *f;
*flags = 0;
Q_snprintf( bspfilename, sizeof( bspfilename ), "maps/%s.bsp", filename );
f = FS_Open( bspfilename, "rb", false );
if( !f ) return NULL;
SetBits( *flags, MAP_IS_EXIST );
memset( buf, 0, MAX_TOKEN );
FS_Read( f, buf, MAX_TOKEN );
header = (dheader_t *)buf;
// check all the lumps and some other errors
if( !Mod_TestBmodelLumps( bspfilename, buf, (host_developer.value) ? false : true ))
{
SetBits( *flags, MAP_INVALID_VERSION );
FS_Close( f );
return NULL;
}
// after call Mod_TestBmodelLumps we gurantee what map is valid
lumpofs = header->lumps[LUMP_ENTITIES].fileofs;
lumplen = header->lumps[LUMP_ENTITIES].filelen;
// check for entfile too
Q_snprintf( entfilename, sizeof( entfilename ), "maps/%s.ent", filename );
// make sure what entity patch is newer than bsp
ft1 = FS_FileTime( bspfilename, false );
ft2 = FS_FileTime( entfilename, true );
if( ft2 != -1 && ft1 < ft2 )
{
// grab .ent files only from gamedir
ents = (char *)FS_LoadFile( entfilename, NULL, true );
}
// at least entities should contain "{ "classname" "worldspawn" }\0"
// for correct spawn the level
if( !ents && lumplen >= 32 )
{
FS_Seek( f, lumpofs, SEEK_SET );
ents = Z_Calloc( lumplen + 1 );
FS_Read( f, ents, lumplen );
}
FS_Close( f ); // all done
return ents;
}
/*
==============
SV_MapIsValid
Validate map
==============
*/
int SV_MapIsValid( const char *filename, const char *spawn_entity, const char *landmark_name )
{
int flags = 0;
char *pfile;
char *ents;
ents = SV_ReadEntityScript( filename, &flags );
if( ents )
{
qboolean need_landmark;
char token[MAX_TOKEN];
string check_name;
need_landmark = COM_CheckString( landmark_name );
// g-cont. in-dev mode we can entering on map even without "info_player_start"
if( !need_landmark && host_developer.value )
{
// not transition
Mem_Free( ents );
// skip spawnpoint checks in devmode
return (flags|MAP_HAS_SPAWNPOINT);
}
pfile = ents;
while(( pfile = COM_ParseFile( pfile, token )) != NULL )
{
if( !Q_strcmp( token, "classname" ))
{
// check classname for spawn entity
pfile = COM_ParseFile( pfile, check_name );
if( !Q_strcmp( spawn_entity, check_name ))
{
SetBits( flags, MAP_HAS_SPAWNPOINT );
// we already find landmark, stop the parsing
if( need_landmark && FBitSet( flags, MAP_HAS_LANDMARK ))
break;
}
}
else if( need_landmark && !Q_strcmp( token, "targetname" ))
{
// check targetname for landmark entity
pfile = COM_ParseFile( pfile, check_name );
if( !Q_strcmp( landmark_name, check_name ))
{
SetBits( flags, MAP_HAS_LANDMARK );
// we already find spawnpoint, stop the parsing
if( FBitSet( flags, MAP_HAS_SPAWNPOINT ))
break;
}
}
}
Mem_Free( ents );
}
return flags;
}
/*
==============
SV_FreePrivateData
release private edict memory
==============
*/
void GAME_EXPORT SV_FreePrivateData( edict_t *pEdict )
{
if( !pEdict || !pEdict->pvPrivateData )
return;
// NOTE: new interface can be missing
if( svgame.dllFuncs2.pfnOnFreeEntPrivateData != NULL )
svgame.dllFuncs2.pfnOnFreeEntPrivateData( pEdict );
if( Mem_IsAllocatedExt( svgame.mempool, pEdict->pvPrivateData ))
Mem_Free( pEdict->pvPrivateData );
pEdict->pvPrivateData = NULL;
}
/*
==============
SV_InitEdict
clear edict for reuse
==============
*/
void SV_InitEdict( edict_t *pEdict )
{
Assert( pEdict != NULL );
SV_FreePrivateData( pEdict );
memset( &pEdict->v, 0, sizeof( entvars_t ));
pEdict->v.pContainingEntity = pEdict;
pEdict->v.controller[0] = 0x7F;
pEdict->v.controller[1] = 0x7F;
pEdict->v.controller[2] = 0x7F;
pEdict->v.controller[3] = 0x7F;
pEdict->free = false;
}
/*
==============
SV_FreeEdict
unlink edict from world and free it
==============
*/
void SV_FreeEdict( edict_t *pEdict )
{
Assert( pEdict != NULL );
if( pEdict->free ) return;
// unlink from world
SV_UnlinkEdict( pEdict );
SV_FreePrivateData( pEdict );
// mark edict as freed
pEdict->freetime = sv.time;
pEdict->serialnumber++; // invalidate EHANDLE's
pEdict->v.solid = SOLID_NOT;
pEdict->v.flags = 0;
pEdict->v.model = 0;
pEdict->v.takedamage = 0;
pEdict->v.modelindex = 0;
pEdict->v.nextthink = -1;
pEdict->v.colormap = 0;
pEdict->v.frame = 0;
pEdict->v.scale = 0;
pEdict->v.gravity = 0;
pEdict->v.skin = 0;
VectorClear( pEdict->v.angles );
VectorClear( pEdict->v.origin );
pEdict->free = true;
}
/*
==============
SV_AllocEdict
allocate new or reuse existing
==============
*/
edict_t *SV_AllocEdict( void )
{
edict_t *e;
int i;
for( i = svs.maxclients + 1; i < svgame.numEntities; i++ )
{
e = EDICT_NUM( i );
// the first couple seconds of server time can involve a lot of
// freeing and allocating, so relax the replacement policy
if( e->free && ( e->freetime < 2.0f || ( sv.time - e->freetime ) > 0.5f ))
{
SV_InitEdict( e );
return e;
}
}
if( i >= GI->max_edicts )
Host_Error( "ED_AllocEdict: no free edicts (max is %d)\n", GI->max_edicts );
svgame.numEntities++;
e = EDICT_NUM( i );
SV_InitEdict( e );
return e;
}
/*
==============
SV_GetEntityClass
get pointer for entity class
==============
*/
LINK_ENTITY_FUNC SV_GetEntityClass( const char *pszClassName )
{
// allocate edict private memory (passed by dlls)
return (LINK_ENTITY_FUNC)COM_GetProcAddress( svgame.hInstance, pszClassName );
}
/*
==============
SV_AllocPrivateData
allocate private data for a given edict
==============
*/
edict_t* SV_AllocPrivateData( edict_t *ent, string_t className )
{
const char *pszClassName;
LINK_ENTITY_FUNC SpawnEdict;
pszClassName = STRING( className );
if( !ent )
{
// allocate a new one
ent = SV_AllocEdict();
}
else if( ent->free )
{
SV_InitEdict( ent ); // re-init edict
}
ent->v.classname = className;
ent->v.pContainingEntity = ent; // re-link
// allocate edict private memory (passed by dlls)
SpawnEdict = SV_GetEntityClass( pszClassName );
if( !SpawnEdict )
{
// attempt to create custom entity (Xash3D extension)
if( svgame.physFuncs.SV_CreateEntity && svgame.physFuncs.SV_CreateEntity( ent, pszClassName ) != -1 )
return ent;
SpawnEdict = SV_GetEntityClass( "custom" );
if( !SpawnEdict )
{
Con_Printf( S_ERROR "No spawn function for %s\n", STRING( className ));
// free entity immediately
SV_FreeEdict( ent );
return NULL;
}
SetBits( ent->v.flags, FL_CUSTOMENTITY ); // it's a custom entity but not a beam!
}
SpawnEdict( &ent->v );
return ent;
}
/*
==============
SV_CreateNamedEntity
create specified entity, alloc private data
==============
*/
edict_t* SV_CreateNamedEntity( edict_t *ent, string_t className )
{
edict_t *ed = SV_AllocPrivateData( ent, className );
// for some reasons this flag should be immediately cleared
if( ed ) ClearBits( ed->v.flags, FL_CUSTOMENTITY );
return ed;
}
/*
==============
SV_FreeEdicts
release all the edicts from server
==============
*/
void SV_FreeEdicts( void )
{
int i = 0;
edict_t *ent;
for( i = 0; i < svgame.numEntities; i++ )
{
ent = EDICT_NUM( i );
if( ent->free ) continue;
SV_FreeEdict( ent );
}
}
/*
==============
SV_PlaybackReliableEvent
reliable event is must be delivered always
==============
*/
void SV_PlaybackReliableEvent( sizebuf_t *msg, word eventindex, float delay, event_args_t *args )
{
event_args_t nullargs;
memset( &nullargs, 0, sizeof( nullargs ));
MSG_BeginServerCmd( msg, svc_event_reliable );
// send event index
MSG_WriteUBitLong( msg, eventindex, MAX_EVENT_BITS );
if( delay )
{
// send event delay
MSG_WriteOneBit( msg, 1 );
MSG_WriteWord( msg, ( delay * 100.0f ));
}
else MSG_WriteOneBit( msg, 0 );
// reliable events not use delta-compression just null-compression
MSG_WriteDeltaEvent( msg, &nullargs, args );
}
/*
==============
SV_ClassName
template to get edict classname
==============
*/
const char *SV_ClassName( const edict_t *e )
{
if( !e ) return "(null)";
if( e->free ) return "freed";
return STRING( e->v.classname );
}
/*
==============
SV_IsValidCmd
command validation
==============
*/
static qboolean SV_IsValidCmd( const char *pCmd )
{
size_t len = Q_strlen( pCmd );
// valid commands all have a ';' or newline '\n' as their last character
if( len && ( pCmd[len-1] == '\n' || pCmd[len-1] == ';' ))
return true;
return false;
}
/*
==============
SV_AllocPrivateData
get edict that attached to the client structure
==============
*/
sv_client_t *SV_ClientFromEdict( const edict_t *pEdict, qboolean spawned_only )
{
int i;
if( !SV_IsValidEdict( pEdict ))
return NULL;
i = NUM_FOR_EDICT( pEdict ) - 1;
if( i < 0 || i >= svs.maxclients )
return NULL;
if( spawned_only )
{
if( svs.clients[i].state != cs_spawned )
return NULL;
}
return (svs.clients + i);
}
/*
===============================================================================
Game Builtin Functions
===============================================================================
*/
/*
=========
pfnPrecacheModel
=========
*/
int GAME_EXPORT pfnPrecacheModel( const char *s )
{
qboolean optional = false;
int i;
if( *s == '!' )
{
optional = true;
s++;
}
if(( i = SV_ModelIndex( s )) == 0 )
return 0;
sv.models[i] = Mod_ForName( sv.model_precache[i], false, true );
if( !optional )
SetBits( sv.model_precache_flags[i], RES_FATALIFMISSING );
return i;
}
/*
=================
pfnSetModel
=================
*/
void GAME_EXPORT pfnSetModel( edict_t *e, const char *m )
{
char name[MAX_QPATH];
qboolean found = false;
model_t *mod;
int i = 1;
if( !SV_IsValidEdict( e ))
return;
if( *m == '\\' || *m == '/' ) m++;
Q_strncpy( name, m, sizeof( name ));
COM_FixSlashes( name );
if( COM_CheckString( name ))
{
// check to see if model was properly precached
for( ; i < MAX_MODELS && sv.model_precache[i][0]; i++ )
{
if( !Q_stricmp( sv.model_precache[i], name ))
{
found = true;
break;
}
}
if( !found )
{
Con_Printf( S_ERROR "Failed to set model %s: was not precached\n", name );
return;
}
}
if( e == svgame.edicts )
{
if( sv.state == ss_active )
Con_Printf( S_ERROR "Failed to set model %s: world model cannot be changed\n", name );
return;
}
if( COM_CheckString( name ))
{
e->v.model = MAKE_STRING( sv.model_precache[i] );
e->v.modelindex = i;
mod = sv.models[i];
}
else
{
// model will be cleared
e->v.model = e->v.modelindex = 0;
mod = NULL;
}
// set the model size
if( mod && mod->type != mod_studio )
SV_SetMinMaxSize( e, mod->mins, mod->maxs, true );
else SV_SetMinMaxSize( e, vec3_origin, vec3_origin, true );
}
/*
=================
pfnModelIndex
=================
*/
int GAME_EXPORT pfnModelIndex( const char *m )
{
char name[MAX_QPATH];
int i;
if( !COM_CheckString( m ))
return 0;
if( *m == '\\' || *m == '/' ) m++;
Q_strncpy( name, m, sizeof( name ));
COM_FixSlashes( name );
for( i = 1; i < MAX_MODELS && sv.model_precache[i][0]; i++ )
{
if( !Q_stricmp( sv.model_precache[i], name ))
return i;
}
Con_Printf( S_ERROR "Cannot get index for model %s: not precached\n", name );
return 0;
}
/*
=================
pfnModelFrames
=================
*/
int GAME_EXPORT pfnModelFrames( int modelIndex )
{
model_t *pmodel = SV_ModelHandle( modelIndex );
if( pmodel != NULL )
return pmodel->numframes;
return 1;
}
/*
=================
pfnSetSize
=================
*/
void GAME_EXPORT pfnSetSize( edict_t *e, const float *rgflMin, const float *rgflMax )
{
if( !SV_IsValidEdict( e ))
return;
SV_SetMinMaxSize( e, rgflMin, rgflMax, true );
}
/*
=================
pfnChangeLevel
=================
*/
void GAME_EXPORT pfnChangeLevel( const char *level, const char *landmark )
{
static uint last_spawncount = 0;
char landname[MAX_QPATH];
char *text;
if( !COM_CheckString( level ) || sv.state != ss_active )
return; // ???
// make sure we don't issue two changelevels
if( svs.spawncount == last_spawncount )
return;
last_spawncount = svs.spawncount;
landname[0] ='\0';
#ifdef HACKS_RELATED_HLMODS
// g-cont. some level-designers wrote landmark name with space
// and Cmd_TokenizeString separating all the after space as next argument
// emulate this bug for compatibility
if( COM_CheckString( landmark ))
{
text = (char *)landname;
while( *landmark && ((byte)*landmark) != ' ' )
*text++ = *landmark++;
*text = '\0';
}
#else
Q_strncpy( landname, landmark, sizeof( landname ));
#endif
SV_QueueChangeLevel( level, landname );
}
/*
=================
pfnGetSpawnParms
OBSOLETE, UNUSED
=================
*/
void GAME_EXPORT pfnGetSpawnParms( edict_t *ent )
{
}
/*
=================
pfnSaveSpawnParms
OBSOLETE, UNUSED
=================
*/
void GAME_EXPORT pfnSaveSpawnParms( edict_t *ent )
{
}
/*
=================
pfnVecToYaw
=================
*/
float GAME_EXPORT pfnVecToYaw( const float *rgflVector )
{
return SV_VecToYaw( rgflVector );
}
/*
=================
pfnMoveToOrigin
=================
*/
void GAME_EXPORT pfnMoveToOrigin( edict_t *ent, const float *pflGoal, float dist, int iMoveType )
{
if( !pflGoal || !SV_IsValidEdict( ent ))
return;
SV_MoveToOrigin( ent, pflGoal, dist, iMoveType );
}
/*
==============
pfnChangeYaw
==============
*/
void GAME_EXPORT pfnChangeYaw( edict_t* ent )
{
if( !SV_IsValidEdict( ent ))
return;
ent->v.angles[YAW] = SV_AngleMod( ent->v.ideal_yaw, ent->v.angles[YAW], ent->v.yaw_speed );
}
/*
==============
pfnChangePitch
==============
*/
void GAME_EXPORT pfnChangePitch( edict_t* ent )
{
if( !SV_IsValidEdict( ent ))
return;
ent->v.angles[PITCH] = SV_AngleMod( ent->v.idealpitch, ent->v.angles[PITCH], ent->v.pitch_speed );
}
/*
=========
SV_FindEntityByString
=========
*/
edict_t *SV_FindEntityByString( edict_t *pStartEdict, const char *pszField, const char *pszValue )
{
int index = 0, e = 0;
TYPEDESCRIPTION *desc = NULL;
edict_t *ed;
const char *t;
if( !COM_CheckString( pszValue ))
return svgame.edicts;
if( pStartEdict ) e = NUM_FOR_EDICT( pStartEdict );
while(( desc = SV_GetEntvarsDescirption( index++ )) != NULL )
{
if( !Q_strcmp( pszField, desc->fieldName ))
break;
}
if( desc == NULL )
{
Con_Printf( S_ERROR "FindEntityByString: field %s not a string\n", pszField );
return svgame.edicts;
}
for( e++; e < svgame.numEntities; e++ )
{
ed = EDICT_NUM( e );
if( !SV_IsValidEdict( ed )) continue;
if( e <= svs.maxclients && !SV_ClientFromEdict( ed, ( svs.maxclients != 1 )))
continue;
switch( desc->fieldType )
{
case FIELD_STRING:
case FIELD_MODELNAME:
case FIELD_SOUNDNAME:
t = STRING( *(string_t *)&((byte *)&ed->v)[desc->fieldOffset] );
if( t != NULL && t != svgame.globals->pStringBase )
{
if( !Q_strcmp( t, pszValue ))
return ed;
}
break;
default:
ASSERT( 0 );
break;
}
}
return svgame.edicts;
}
/*
=========
SV_FindGlobalEntity
ripped out from the hl.dll
=========
*/
edict_t *SV_FindGlobalEntity( string_t classname, string_t globalname )
{
edict_t *pent = SV_FindEntityByString( NULL, "globalname", STRING( globalname ));
if( SV_IsValidEdict( pent ))
{
// don't spam about error - game code already tell us
if( Q_strcmp( SV_ClassName( pent ), STRING( classname )))
pent = NULL;
}
return pent;
}
/*
==============
pfnGetEntityIllum
returns averaged lightvalue for entity
==============
*/
int GAME_EXPORT pfnGetEntityIllum( edict_t* pEnt )
{
if( !SV_IsValidEdict( pEnt ))
return -1;
return SV_LightForEntity( pEnt );
}
/*
=================
pfnFindEntityInSphere
find the entity in sphere
=================
*/
edict_t *pfnFindEntityInSphere( edict_t *pStartEdict, const float *org, float flRadius )
{
float distSquared;
int j, e = 0;
float eorg;
edict_t *ent;
flRadius *= flRadius;
if( SV_IsValidEdict( pStartEdict ))
e = NUM_FOR_EDICT( pStartEdict );
for( e++; e < svgame.numEntities; e++ )
{
ent = EDICT_NUM( e );
if( !SV_IsValidEdict( ent ))
continue;
// ignore clients that not in a game
if( e <= svs.maxclients && !SV_ClientFromEdict( ent, true ))
continue;
distSquared = 0.0f;
for( j = 0; j < 3 && distSquared <= flRadius; j++ )
{
if( org[j] < ent->v.absmin[j] )
eorg = org[j] - ent->v.absmin[j];
else if( org[j] > ent->v.absmax[j] )
eorg = org[j] - ent->v.absmax[j];
else eorg = 0.0f;
distSquared += eorg * eorg;
}
if( distSquared < flRadius )
return ent;
}
return svgame.edicts;
}
/*
=================
SV_CheckClientPVS
build the new client PVS
=================
*/
int SV_CheckClientPVS( int check, qboolean bMergePVS )
{
byte *pvs;
vec3_t vieworg;
sv_client_t *cl;
int i, j, k;
edict_t *ent = NULL;
// cycle to the next one
check = bound( 1, check, svs.maxclients );
if( check == svs.maxclients )
i = 1; // reset cycle
else i = check + 1;
for( ;; i++ )
{
if( i == ( svs.maxclients + 1 ))
i = 1;
ent = EDICT_NUM( i );
if( i == check ) break; // didn't find anything else
if( ent->free || !ent->pvPrivateData || FBitSet( ent->v.flags, FL_NOTARGET ))
continue;
// anything that is a client, or has a client as an enemy
break;
}
cl = SV_ClientFromEdict( ent, true );
memset( clientpvs, 0xFF, world.visbytes );
// get the PVS for the entity
VectorAdd( ent->v.origin, ent->v.view_ofs, vieworg );
pvs = Mod_GetPVSForPoint( vieworg );
if( pvs ) memcpy( clientpvs, pvs, world.visbytes );
// transition in progress
if( !cl ) return i;
// now merge PVS with all the portal cameras
for( k = 0; k < cl->num_viewents && bMergePVS; k++ )
{
edict_t *view = cl->viewentity[k];
if( !SV_IsValidEdict( view ))
continue;
VectorAdd( view->v.origin, view->v.view_ofs, vieworg );
pvs = Mod_GetPVSForPoint( vieworg );
for( j = 0; j < world.visbytes && pvs; j++ )
SetBits( clientpvs[j], pvs[j] );
}
return i;
}
/*
=================
pfnFindClientInPVS
=================
*/
edict_t* GAME_EXPORT pfnFindClientInPVS( edict_t *pEdict )
{
edict_t *pClient;
vec3_t view;
float delta;
model_t *mod;
qboolean bMergePVS;
mleaf_t *leaf;
if( !SV_IsValidEdict( pEdict ))
return svgame.edicts;
delta = ( sv.time - sv.lastchecktime );
// don't merge visibility for portal entity, only for monsters
bMergePVS = FBitSet( pEdict->v.flags, FL_MONSTER ) ? true : false;
// find a new check if on a new frame
if( delta < 0.0f || delta >= 0.1f )
{
sv.lastcheck = SV_CheckClientPVS( sv.lastcheck, bMergePVS );
sv.lastchecktime = sv.time;
}
// return check if it might be visible
pClient = EDICT_NUM( sv.lastcheck );
if( !SV_ClientFromEdict( pClient, true ))
return svgame.edicts;
mod = SV_ModelHandle( pEdict->v.modelindex );
// portals & monitors
// NOTE: this specific break "radiaton tick" in normal half-life. use only as feature
if( FBitSet( host.features, ENGINE_PHYSICS_PUSHER_EXT ) && mod && mod->type == mod_brush && !FBitSet( mod->flags, MODEL_HAS_ORIGIN ))
{
// handle PVS origin for bmodels
VectorAverage( pEdict->v.mins, pEdict->v.maxs, view );
VectorAdd( view, pEdict->v.origin, view );
}
else
{
VectorAdd( pEdict->v.origin, pEdict->v.view_ofs, view );
}
leaf = Mod_PointInLeaf( view, sv.worldmodel->nodes );
if( CHECKVISBIT( clientpvs, leaf->cluster ))
return pClient; // client which currently in PVS
return svgame.edicts;
}
/*
=================
pfnEntitiesInPVS
=================
*/
edict_t *pfnEntitiesInPVS( edict_t *pview )
{
edict_t *pchain, *ptest;
vec3_t viewpoint;
edict_t *pent;
int i;
if( !SV_IsValidEdict( pview ))
return NULL;
VectorAdd( pview->v.origin, pview->v.view_ofs, viewpoint );
pchain = EDICT_NUM( 0 );
for( i = 1; i < svgame.numEntities; i++ )
{
pent = EDICT_NUM( i );
if( !SV_IsValidEdict( pent ))
continue;
if( pent->v.movetype == MOVETYPE_FOLLOW && SV_IsValidEdict( pent->v.aiment ))
ptest = pent->v.aiment;
else ptest = pent;
if( SV_BoxInPVS( viewpoint, ptest->v.absmin, ptest->v.absmax ))
{
pent->v.chain = pchain;
pchain = pent;
}
}
return pchain;
}
/*
==============
pfnMakeVectors
==============
*/
void GAME_EXPORT pfnMakeVectors( const float *rgflVector )
{
AngleVectors( rgflVector, svgame.globals->v_forward, svgame.globals->v_right, svgame.globals->v_up );
}
/*
==============
pfnRemoveEntity
free edict private mem, unlink physics etc
==============
*/
void GAME_EXPORT pfnRemoveEntity( edict_t *e )
{
if( !SV_IsValidEdict( e ))
return;
// never free client or world entity
if( NUM_FOR_EDICT( e ) < ( svs.maxclients + 1 ))
{
Con_Printf( S_ERROR "can't delete %s\n", ( e == EDICT_NUM( 0 )) ? "world" : "client" );
return;
}
SV_FreeEdict( e );
}
/*
==============
pfnCreateNamedEntity
==============
*/
edict_t* GAME_EXPORT pfnCreateNamedEntity( string_t className )
{
return SV_CreateNamedEntity( NULL, className );
}
/*
=============
pfnMakeStatic
move entity to client
=============
*/
static void GAME_EXPORT pfnMakeStatic( edict_t *ent )
{
entity_state_t *state;
if( !SV_IsValidEdict( ent ))
return;
// fill the entity state
state = &svs.static_entities[sv.num_static_entities]; // allocate a new one
svgame.dllFuncs.pfnCreateBaseline( false, NUM_FOR_EDICT( ent ), state, ent, 0, vec3_origin, vec3_origin );
state->messagenum = ent->v.model; // member modelname
if( SV_CreateStaticEntity( &sv.signon, sv.num_static_entities ))
sv.num_static_entities++;
// remove at end of the frame
SetBits( ent->v.flags, FL_KILLME );
}
/*
=============
pfnEntIsOnFloor
legacy builtin
=============
*/
static int GAME_EXPORT pfnEntIsOnFloor( edict_t *e )
{
if( !SV_IsValidEdict( e ))
return 0;
return SV_CheckBottom( e, MOVE_NORMAL );
}
/*
===============
pfnDropToFloor
===============
*/
int GAME_EXPORT pfnDropToFloor( edict_t* e )
{
qboolean monsterClip;
trace_t trace;
vec3_t end;
if( !SV_IsValidEdict( e ))
return 0;
monsterClip = FBitSet( e->v.flags, FL_MONSTERCLIP ) ? true : false;
VectorCopy( e->v.origin, end );
end[2] -= 256.0f;
trace = SV_Move( e->v.origin, e->v.mins, e->v.maxs, end, MOVE_NORMAL, e, monsterClip );
if( trace.allsolid )
return -1;
if( trace.fraction == 1.0f )
return 0;
VectorCopy( trace.endpos, e->v.origin );
SV_LinkEdict( e, false );
SetBits( e->v.flags, FL_ONGROUND );
e->v.groundentity = trace.ent;
return 1;
}
/*
===============
pfnWalkMove
===============
*/
int GAME_EXPORT pfnWalkMove( edict_t *ent, float yaw, float dist, int iMode )
{
vec3_t move;
if( !SV_IsValidEdict( ent ))
return 0;
if( !FBitSet( ent->v.flags, FL_FLY|FL_SWIM|FL_ONGROUND ))
return 0;
yaw = DEG2RAD( yaw );
VectorSet( move, cos( yaw ) * dist, sin( yaw ) * dist, 0.0f );
switch( iMode )
{
case WALKMOVE_NORMAL:
return SV_MoveStep( ent, move, true );
case WALKMOVE_WORLDONLY:
return SV_MoveTest( ent, move, true );
case WALKMOVE_CHECKONLY:
return SV_MoveStep( ent, move, false);
}
return 0;
}
/*
=================
pfnSetOrigin
=================
*/
void GAME_EXPORT pfnSetOrigin( edict_t *e, const float *rgflOrigin )
{
if( !SV_IsValidEdict( e ))
return;
VectorCopy( rgflOrigin, e->v.origin );
SV_LinkEdict( e, false );
}
/*
=================
SV_BuildSoundMsg
=================
*/
int SV_BuildSoundMsg( sizebuf_t *msg, edict_t *ent, int chan, const char *sample, int vol, float attn, int flags, int pitch, const vec3_t pos )
{
int entityIndex;
int sound_idx;
qboolean spawn;
if( vol < 0 || vol > 255 )
{
Con_Reportf( S_ERROR "SV_StartSound: volume = %i\n", vol );
vol = bound( 0, vol, 255 );
}
if( attn < 0.0f || attn > 4.0f )
{
Con_Reportf( S_ERROR "SV_StartSound: attenuation %g must be in range 0-4\n", attn );
attn = bound( 0.0f, attn, 4.0f );
}
if( chan < 0 || chan > 7 )
{
Con_Reportf( S_ERROR "SV_StartSound: channel must be in range 0-7\n" );
chan = bound( 0, chan, 7 );
}
if( pitch < 0 || pitch > 255 )
{
Con_Reportf( S_ERROR "SV_StartSound: pitch = %i\n", pitch );
pitch = bound( 0, pitch, 255 );
}
if( !COM_CheckString( sample ))
{
Con_Reportf( S_ERROR "SV_StartSound: passed NULL sample\n" );
return 0;
}
if( sample[0] == '!' && Q_isdigit( sample + 1 ))
{
sound_idx = Q_atoi( sample + 1 );
if( sound_idx >= MAX_SOUNDS_NONSENTENCE )
{
SetBits( flags, SND_SENTENCE|SND_SEQUENCE );
sound_idx -= MAX_SOUNDS_NONSENTENCE;
}
else SetBits( flags, SND_SENTENCE );
}
else if( sample[0] == '#' && Q_isdigit( sample + 1 ))
{
SetBits( flags, SND_SENTENCE|SND_SEQUENCE );
sound_idx = Q_atoi( sample + 1 );
}
else
{
// TESTTEST
if( *sample == '*' ) chan = CHAN_AUTO;
// precache_sound can be used twice: cache sounds when loading
// and return sound index when server is active
sound_idx = SV_SoundIndex( sample );
}
if( !sound_idx )
{
Con_Printf( S_ERROR "SV_StartSound: %s not precached (%d)\n", sample, sound_idx );
return 0;
}
spawn = FBitSet( flags, SND_RESTORE_POSITION ) ? false : true;
if( SV_IsValidEdict( ent ) && SV_IsValidEdict( ent->v.aiment ))
entityIndex = NUM_FOR_EDICT( ent->v.aiment );
else if( SV_IsValidEdict( ent ))
entityIndex = NUM_FOR_EDICT( ent );
else entityIndex = 0; // assume world
if( vol != 255 ) SetBits( flags, SND_VOLUME );
if( attn != ATTN_NONE ) SetBits( flags, SND_ATTENUATION );
if( pitch != PITCH_NORM ) SetBits( flags, SND_PITCH );
// not sending (because this is out of range)
ClearBits( flags, SND_RESTORE_POSITION );
ClearBits( flags, SND_FILTER_CLIENT );
ClearBits( flags, SND_SPAWNING );
if( spawn ) MSG_BeginServerCmd( msg, svc_sound );
else MSG_BeginServerCmd( msg, svc_restoresound );
MSG_WriteUBitLong( msg, flags, MAX_SND_FLAGS_BITS );
MSG_WriteUBitLong( msg, sound_idx, MAX_SOUND_BITS );
MSG_WriteUBitLong( msg, chan, MAX_SND_CHAN_BITS );
if( FBitSet( flags, SND_VOLUME )) MSG_WriteByte( msg, vol );
if( FBitSet( flags, SND_ATTENUATION )) MSG_WriteByte( msg, attn * 64 );
if( FBitSet( flags, SND_PITCH )) MSG_WriteByte( msg, pitch );
MSG_WriteUBitLong( msg, entityIndex, MAX_ENTITY_BITS );
MSG_WriteVec3Coord( msg, pos );
return 1;
}
/*
=================
SV_StartSound
=================
*/
void GAME_EXPORT SV_StartSound( edict_t *ent, int chan, const char *sample, float vol, float attn, int flags, int pitch )
{
qboolean filter = false;
int msg_dest;
vec3_t origin;
if( !SV_IsValidEdict( ent ))
return;
VectorAverage( ent->v.mins, ent->v.maxs, origin );
VectorAdd( origin, ent->v.origin, origin );
if( FBitSet( flags, SND_SPAWNING ))
msg_dest = MSG_INIT;
else if( chan == CHAN_STATIC )
msg_dest = MSG_ALL;
else if( FBitSet( host.features, ENGINE_QUAKE_COMPATIBLE ))
msg_dest = MSG_ALL;
else msg_dest = (svs.maxclients <= 1 ) ? MSG_ALL : MSG_PAS_R;
// always sending stop sound command
if( FBitSet( flags, SND_STOP ))
msg_dest = MSG_ALL;
if( FBitSet( flags, SND_FILTER_CLIENT ))
filter = true;
if( SV_BuildSoundMsg( &sv.multicast, ent, chan, sample, vol * 255, attn, flags, pitch, origin ))
SV_Multicast( msg_dest, origin, NULL, false, filter );
}
/*
=================
pfnEmitAmbientSound
=================
*/
void GAME_EXPORT pfnEmitAmbientSound( edict_t *ent, float *pos, const char *sample, float vol, float attn, int flags, int pitch )
{
int msg_dest;
if( sv.state == ss_loading )
SetBits( flags, SND_SPAWNING );
if( FBitSet( flags, SND_SPAWNING ))
msg_dest = MSG_INIT;
else msg_dest = MSG_ALL;
// always sending stop sound command
if( FBitSet( flags, SND_STOP ))
msg_dest = MSG_ALL;
if( SV_BuildSoundMsg( &sv.multicast, ent, CHAN_STATIC, sample, vol * 255, attn, flags, pitch, pos ))
SV_Multicast( msg_dest, pos, NULL, false, false );
}
/*
=================
SV_StartMusic
=================
*/
void SV_StartMusic( const char *curtrack, const char *looptrack, int position )
{
MSG_BeginServerCmd( &sv.multicast, svc_stufftext );
MSG_WriteString( &sv.multicast, va( "music \"%s\" \"%s\" %d\n", curtrack, looptrack, position ));
SV_Multicast( MSG_ALL, NULL, NULL, false, false );
}
/*
=================
pfnTraceLine
=================
*/
static void GAME_EXPORT pfnTraceLine( const float *v1, const float *v2, int fNoMonsters, edict_t *pentToSkip, TraceResult *ptr )
{
trace_t trace;
trace = SV_Move( v1, vec3_origin, vec3_origin, v2, fNoMonsters, pentToSkip, false );
if( !SV_IsValidEdict( trace.ent ))
trace.ent = svgame.edicts;
SV_ConvertTrace( ptr, &trace );
}
/*
=================
pfnTraceToss
=================
*/
static void GAME_EXPORT pfnTraceToss( edict_t *pent, edict_t *pentToIgnore, TraceResult *ptr )
{
trace_t trace;
if( !SV_IsValidEdict( pent ))
return;
trace = SV_MoveToss( pent, pentToIgnore );
SV_ConvertTrace( ptr, &trace );
}
/*
=================
pfnTraceHull
=================
*/
static void GAME_EXPORT pfnTraceHull( const float *v1, const float *v2, int fNoMonsters, int hullNumber, edict_t *pentToSkip, TraceResult *ptr )
{
trace_t trace;
if( hullNumber < 0 || hullNumber > 3 )
hullNumber = 0;
trace = SV_Move( v1, sv.worldmodel->hulls[hullNumber].clip_mins, sv.worldmodel->hulls[hullNumber].clip_maxs, v2, fNoMonsters, pentToSkip, false );
SV_ConvertTrace( ptr, &trace );
}
/*
=============
pfnTraceMonsterHull
=============
*/
static int GAME_EXPORT pfnTraceMonsterHull( edict_t *pEdict, const float *v1, const float *v2, int fNoMonsters, edict_t *pentToSkip, TraceResult *ptr )
{
qboolean monsterClip;
trace_t trace;
if( !SV_IsValidEdict( pEdict ))
return 0;
monsterClip = FBitSet( pEdict->v.flags, FL_MONSTERCLIP ) ? true : false;
trace = SV_Move( v1, pEdict->v.mins, pEdict->v.maxs, v2, fNoMonsters, pentToSkip, monsterClip );
SV_ConvertTrace( ptr, &trace );
if( trace.allsolid || trace.fraction != 1.0f )
return true;
return false;
}
/*
=============
pfnTraceModel
=============
*/
static void GAME_EXPORT pfnTraceModel( const float *v1, const float *v2, int hullNumber, edict_t *pent, TraceResult *ptr )
{
float *mins, *maxs;
model_t *model;
trace_t trace;
if( !SV_IsValidEdict( pent ))
return;
if( hullNumber < 0 || hullNumber > 3 )
hullNumber = 0;
mins = sv.worldmodel->hulls[hullNumber].clip_mins;
maxs = sv.worldmodel->hulls[hullNumber].clip_maxs;
model = SV_ModelHandle( pent->v.modelindex );
if( pent->v.solid == SOLID_CUSTOM )
{
// NOTE: always goes through custom clipping move
// even if our callbacks is not initialized
SV_CustomClipMoveToEntity( pent, v1, mins, maxs, v2, &trace );
}
else if( model && model->type == mod_brush )
{
int oldmovetype = pent->v.movetype;
int oldsolid = pent->v.solid;
pent->v.movetype = MOVETYPE_PUSH;
pent->v.solid = SOLID_BSP;
SV_ClipMoveToEntity( pent, v1, mins, maxs, v2, &trace );
pent->v.movetype = oldmovetype;
pent->v.solid = oldsolid;
}
else
{
SV_ClipMoveToEntity( pent, v1, mins, maxs, v2, &trace );
}
SV_ConvertTrace( ptr, &trace );
}
/*
=============
pfnTraceTexture
returns texture basename
=============
*/
static const char *pfnTraceTexture( edict_t *pTextureEntity, const float *v1, const float *v2 )
{
if( !SV_IsValidEdict( pTextureEntity ))
return NULL;
return SV_TraceTexture( pTextureEntity, v1, v2 );
}
/*
=============
pfnTraceSphere
OBSOLETE, UNUSED
=============
*/
void GAME_EXPORT pfnTraceSphere( const float *v1, const float *v2, int fNoMonsters, float radius, edict_t *pentToSkip, TraceResult *ptr )
{
}
/*
=============
pfnGetAimVector
NOTE: speed is unused
=============
*/
void GAME_EXPORT pfnGetAimVector( edict_t* ent, float speed, float *rgflReturn )
{
edict_t *check;
vec3_t start, dir, end, bestdir;
float dist, bestdist;
int i, j;
trace_t tr;
VectorCopy( svgame.globals->v_forward, rgflReturn ); // assume failure if it returns early
if( !SV_IsValidEdict( ent ) || FBitSet( ent->v.flags, FL_FAKECLIENT ))
return;
VectorCopy( ent->v.origin, start );
VectorAdd( start, ent->v.view_ofs, start );
// try sending a trace straight
VectorCopy( svgame.globals->v_forward, dir );
VectorMA( start, 2048, dir, end );
tr = SV_Move( start, vec3_origin, vec3_origin, end, MOVE_NORMAL, ent, false );
// don't aim at teammate
if( tr.ent && ( tr.ent->v.takedamage == DAMAGE_AIM || ent->v.team <= 0 || ent->v.team != tr.ent->v.team ))
return;
// try all possible entities
VectorCopy( svgame.globals->v_forward, bestdir );
bestdist = Cvar_VariableValue( "sv_aim" );
check = EDICT_NUM( 1 ); // start at first client
for( i = 1; i < svgame.numEntities; i++, check++ )
{
if( check->v.takedamage != DAMAGE_AIM )
continue;
if( FBitSet( check->v.flags, FL_FAKECLIENT ))
continue;
if( ent->v.team > 0 && ent->v.team == check->v.team )
continue;
if( check == ent )
continue;
for( j = 0; j < 3; j++ )
end[j] = check->v.origin[j] + 0.5f * (check->v.mins[j] + check->v.maxs[j]);
VectorSubtract( end, start, dir );
VectorNormalize( dir );
dist = DotProduct( dir, svgame.globals->v_forward );
if( dist < bestdist )
continue; // to far to turn
tr = SV_Move( start, vec3_origin, vec3_origin, end, MOVE_NORMAL, ent, false );
if( tr.ent == check )
{
// can shoot at this one
VectorCopy( dir, bestdir );
bestdist = dist;
}
}
VectorCopy( bestdir, rgflReturn );
}
/*
=========
pfnServerCommand
=========
*/
void GAME_EXPORT pfnServerCommand( const char* str )
{
if( !SV_IsValidCmd( str ))
Con_Printf( S_ERROR "bad server command %s\n", str );
else Cbuf_AddText( str );
}
/*
=========
pfnServerExecute
=========
*/
void GAME_EXPORT pfnServerExecute( void )
{
Cbuf_Execute();
if( svgame.config_executed )
return;
// here we restore arhcived cvars only from game.dll
host.apply_game_config = true;
Cbuf_AddText( "exec config.cfg\n" );
Cbuf_Execute();
if( host.sv_cvars_restored > 0 )
Con_Reportf( "server executing ^2config.cfg^7 (%i cvars)\n", host.sv_cvars_restored );
host.apply_game_config = false;
svgame.config_executed = true;
host.sv_cvars_restored = 0;
}
/*
=========
pfnClientCommand
=========
*/
void GAME_EXPORT pfnClientCommand( edict_t* pEdict, char* szFmt, ... ) _format( 2 );
void GAME_EXPORT pfnClientCommand( edict_t* pEdict, char* szFmt, ... )
{
sv_client_t *cl;
string buffer;
va_list args;
if( sv.state != ss_active )
return; // early out
if(( cl = SV_ClientFromEdict( pEdict, true )) == NULL )
{
Con_Printf( S_ERROR "stuffcmd: client is not spawned!\n" );
return;
}
if( FBitSet( cl->flags, FCL_FAKECLIENT ))
return;
va_start( args, szFmt );
Q_vsnprintf( buffer, MAX_STRING, szFmt, args );
va_end( args );
if( SV_IsValidCmd( buffer ))
{
MSG_BeginServerCmd( &cl->netchan.message, svc_stufftext );
MSG_WriteString( &cl->netchan.message, buffer );
}
else Con_Printf( S_ERROR "Tried to stuff bad command %s\n", buffer );
}
/*
=================
pfnParticleEffect
Make sure the event gets sent to all clients
=================
*/
void GAME_EXPORT pfnParticleEffect( const float *org, const float *dir, float color, float count )
{
int v;
if( MSG_GetNumBytesLeft( &sv.datagram ) < 16 )
return;
MSG_BeginServerCmd( &sv.datagram, svc_particle );
MSG_WriteVec3Coord( &sv.datagram, org );
v = bound( -128, dir[0] * 16.0f, 127 );
MSG_WriteChar( &sv.datagram, v );
v = bound( -128, dir[1] * 16.0f, 127 );
MSG_WriteChar( &sv.datagram, v );
v = bound( -128, dir[2] * 16.0f, 127 );
MSG_WriteChar( &sv.datagram, v );
MSG_WriteByte( &sv.datagram, count );
MSG_WriteByte( &sv.datagram, color );
MSG_WriteByte( &sv.datagram, 0 ); // z-vel
}
/*
===============
pfnLightStyle
===============
*/
void GAME_EXPORT pfnLightStyle( int style, const char* val )
{
if( style < 0 ) style = 0;
if( style >= MAX_LIGHTSTYLES )
Host_Error( "SV_LightStyle: style: %i >= %d", style, MAX_LIGHTSTYLES );
if( sv.loadgame ) return; // don't let the world overwrite our restored styles
SV_SetLightStyle( style, val, 0.0f ); // set correct style
}
/*
=================
pfnDecalIndex
register decal name on client
=================
*/
int GAME_EXPORT pfnDecalIndex( const char *m )
{
int i;
if( !COM_CheckString( m ))
return -1;
for( i = 1; i < MAX_DECALS && host.draw_decals[i][0]; i++ )
{
if( !Q_stricmp( host.draw_decals[i], m ))
return i;
}
return -1;
}
/*
=============
pfnMessageBegin
=============
*/
void GAME_EXPORT pfnMessageBegin( int msg_dest, int msg_num, const float *pOrigin, edict_t *ed )
{
int i, iSize;
if( svgame.msg_started )
Host_Error( "MessageBegin: New message started when msg '%s' has not been sent yet\n", svgame.msg_name );
svgame.msg_started = true;
// check range
msg_num = bound( svc_bad, msg_num, 255 );
if( msg_num <= svc_lastmsg )
{
svgame.msg_index = -msg_num; // this is a system message
svgame.msg_name = svc_strings[msg_num];
if( msg_num == svc_temp_entity )
iSize = -1; // temp entity have variable size
else iSize = 0;
}
else
{
// check for existing
for( i = 1; i < MAX_USER_MESSAGES && svgame.msg[i].name[0]; i++ )
{
if( svgame.msg[i].number == msg_num )
break; // found
}
if( i == MAX_USER_MESSAGES )
{
Host_Error( "MessageBegin: tried to send unregistered message %i\n", msg_num );
return;
}
svgame.msg_name = svgame.msg[i].name;
iSize = svgame.msg[i].size;
svgame.msg_index = i;
}
MSG_WriteCmdExt( &sv.multicast, msg_num, NS_SERVER, svgame.msg_name );
// save message destination
if( pOrigin ) VectorCopy( pOrigin, svgame.msg_org );
else VectorClear( svgame.msg_org );
if( iSize == -1 )
{
// variable sized messages sent size as first short
svgame.msg_size_index = MSG_GetNumBytesWritten( &sv.multicast );
MSG_WriteWord( &sv.multicast, 0 ); // reserve space for now
}
else svgame.msg_size_index = -1; // message has constant size
svgame.msg_realsize = 0;
svgame.msg_dest = msg_dest;
svgame.msg_ent = ed;
}
/*
=============
pfnMessageEnd
=============
*/
void GAME_EXPORT pfnMessageEnd( void )
{
const char *name = "Unknown";
float *org = NULL;
if( svgame.msg_name ) name = svgame.msg_name;
if( !svgame.msg_started ) Host_Error( "MessageEnd: called with no active message\n" );
svgame.msg_started = false;
if( MSG_CheckOverflow( &sv.multicast ))
{
Con_Printf( S_ERROR "MessageEnd: %s has overflow multicast buffer\n", name );
MSG_Clear( &sv.multicast );
return;
}
// check for system message
if( svgame.msg_index < 0 )
{
if( svgame.msg_size_index != -1 )
{
// variable sized message
if( svgame.msg_realsize > MAX_USERMSG_LENGTH )
{
Con_Printf( S_ERROR "SV_Multicast: %s too long (more than %d bytes)\n", name, MAX_USERMSG_LENGTH );
MSG_Clear( &sv.multicast );
return;
}
else if( svgame.msg_realsize < 0 )
{
Con_Printf( S_ERROR "SV_Multicast: %s writes NULL message\n", name );
MSG_Clear( &sv.multicast );
return;
}
sv.multicast.pData[svgame.msg_size_index] = svgame.msg_realsize;
}
}
else if( svgame.msg[svgame.msg_index].size != -1 )
{
int expsize = svgame.msg[svgame.msg_index].size;
int realsize = svgame.msg_realsize;
// compare sizes
if( expsize != realsize )
{
Con_Printf( S_ERROR "SV_Multicast: %s expected %i bytes, it written %i. Ignored.\n", name, expsize, realsize );
MSG_Clear( &sv.multicast );
return;
}
}
else if( svgame.msg_size_index != -1 )
{
// variable sized message
if( svgame.msg_realsize > MAX_USERMSG_LENGTH )
{
Con_Printf( S_ERROR "SV_Multicast: %s too long (more than %d bytes)\n", name, MAX_USERMSG_LENGTH );
MSG_Clear( &sv.multicast );
return;
}
else if( svgame.msg_realsize < 0 )
{
Con_Printf( S_ERROR "SV_Multicast: %s writes NULL message\n", name );
MSG_Clear( &sv.multicast );
return;
}
*(word *)&sv.multicast.pData[svgame.msg_size_index] = svgame.msg_realsize;
}
else
{
// this should never happen
Con_Printf( S_ERROR "SV_Multicast: %s have encountered error\n", name );
MSG_Clear( &sv.multicast );
return;
}
// update some messages in case their was format was changed and we want to keep backward compatibility
if( svgame.msg_index < 0 )
{
int svc_msg = abs( svgame.msg_index );
if(( svc_msg == svc_finale || svc_msg == svc_cutscene ) && svgame.msg_realsize == 0 )
MSG_WriteChar( &sv.multicast, 0 ); // write null string
}
if( !VectorIsNull( svgame.msg_org )) org = svgame.msg_org;
svgame.msg_dest = bound( MSG_BROADCAST, svgame.msg_dest, MSG_SPEC );
SV_Multicast( svgame.msg_dest, org, svgame.msg_ent, true, false );
}
/*
=============
pfnWriteByte
=============
*/
void GAME_EXPORT pfnWriteByte( int iValue )
{
if( iValue == -1 ) iValue = 0xFF; // convert char to byte
MSG_WriteByte( &sv.multicast, (byte)iValue );
svgame.msg_realsize++;
}
/*
=============
pfnWriteChar
=============
*/
void GAME_EXPORT pfnWriteChar( int iValue )
{
MSG_WriteChar( &sv.multicast, (char)iValue );
svgame.msg_realsize++;
}
/*
=============
pfnWriteShort
=============
*/
void GAME_EXPORT pfnWriteShort( int iValue )
{
MSG_WriteShort( &sv.multicast, (short)iValue );
svgame.msg_realsize += 2;
}
/*
=============
pfnWriteLong
=============
*/
void GAME_EXPORT pfnWriteLong( int iValue )
{
MSG_WriteLong( &sv.multicast, iValue );
svgame.msg_realsize += 4;
}
/*
=============
pfnWriteAngle
this is low-res angle
=============
*/
void GAME_EXPORT pfnWriteAngle( float flValue )
{
int iAngle = ((int)(( flValue ) * 256 / 360) & 255);
MSG_WriteChar( &sv.multicast, iAngle );
svgame.msg_realsize += 1;
}
/*
=============
pfnWriteCoord
=============
*/
void GAME_EXPORT pfnWriteCoord( float flValue )
{
MSG_WriteCoord( &sv.multicast, flValue );
svgame.msg_realsize += 2;
}
/*
=============
pfnWriteBytes
=============
*/
void pfnWriteBytes( const byte *bytes, int count )
{
MSG_WriteBytes( &sv.multicast, bytes, count );
svgame.msg_realsize += count;
}
/*
=============
pfnWriteString
=============
*/
void GAME_EXPORT pfnWriteString( const char *src )
{
static char string[MAX_USERMSG_LENGTH];
int len = Q_strlen( src ) + 1;
int rem = sizeof( string ) - 1;
char *dst;
if( len == 1 )
{
MSG_WriteChar( &sv.multicast, 0 );
svgame.msg_realsize += 1;
return; // fast exit
}
// prepare string to sending
dst = string;
while( 1 )
{
// some escaped chars parsed as two symbols - merge it here
if( src[0] == '\\' && src[1] == 'n' )
{
*dst++ = '\n';
src += 2;
len -= 1;
}
else if( src[0] == '\\' && src[1] == 'r' )
{
*dst++ = '\r';
src += 2;
len -= 1;
}
else if( src[0] == '\\' && src[1] == 't' )
{
*dst++ = '\t';
src += 2;
len -= 1;
}
else if(( *dst++ = *src++ ) == 0 )
break;
if( --rem <= 0 )
{
Con_Printf( S_ERROR "pfnWriteString: exceeds %i symbols\n", len );
*dst = '\0'; // string end (not included in count)
len = Q_strlen( string ) + 1;
break;
}
}
*dst = '\0'; // string end (not included in count)
MSG_WriteString( &sv.multicast, string );
// NOTE: some messages with constant string length can be marked as known sized
svgame.msg_realsize += len;
}
/*
=============
pfnWriteEntity
=============
*/
void GAME_EXPORT pfnWriteEntity( int iValue )
{
if( iValue < 0 || iValue >= svgame.numEntities )
Host_Error( "MSG_WriteEntity: invalid entnumber %i\n", iValue );
MSG_WriteShort( &sv.multicast, (short)iValue );
svgame.msg_realsize += 2;
}
/*
=============
pfnAlertMessage
=============
*/
static void pfnAlertMessage( ALERT_TYPE type, char *szFmt, ... ) _format( 2 );
static void GAME_EXPORT pfnAlertMessage( ALERT_TYPE type, char *szFmt, ... )
{
char buffer[2048];
va_list args;
if( type == at_logged && svs.maxclients > 1 )
{
va_start( args, szFmt );
Q_vsnprintf( buffer, sizeof( buffer ), szFmt, args );
va_end( args );
Log_Printf( "%s", buffer );
return;
}
if( host_developer.value <= DEV_NONE )
return;
// g-cont: some mods have wrong aiconsole messages that crash the engine
if( type == at_aiconsole && host_developer.value < DEV_EXTENDED )
return;
va_start( args, szFmt );
Q_vsnprintf( buffer, sizeof( buffer ), szFmt, args );
va_end( args );
// check message for pass
switch( type )
{
case at_notice:
Con_Printf( S_NOTE "%s", buffer );
break;
case at_console:
Con_Printf( "%s", buffer );
break;
case at_aiconsole:
Con_DPrintf( "%s", buffer );
break;
case at_warning:
Con_Printf( S_WARN "%s", buffer );
break;
case at_error:
Con_Printf( S_ERROR "%s", buffer );
break;
}
}
/*
=============
pfnEngineFprintf
OBSOLETE, UNUSED
=============
*/
static void pfnEngineFprintf( FILE *pfile, char *szFmt, ... ) _format( 2 );
static void GAME_EXPORT pfnEngineFprintf( FILE *pfile, char *szFmt, ... )
{
}
/*
=============
pfnBuildSoundMsg
Customizable sound message
=============
*/
void GAME_EXPORT pfnBuildSoundMsg( edict_t *pSource, int chan, const char *samp, float fvol, float attn, int fFlags, int pitch, int msg_dest, int msg_type, const float *pOrigin, edict_t *pSend )
{
pfnMessageBegin( msg_dest, msg_type, pOrigin, pSend );
SV_BuildSoundMsg( &sv.multicast, pSource, chan, samp, fvol * 255, attn, fFlags, pitch, pOrigin );
pfnMessageEnd();
}
/*
=============
pfnPvAllocEntPrivateData
=============
*/
void *pfnPvAllocEntPrivateData( edict_t *pEdict, long cb )
{
Assert( pEdict != NULL );
SV_FreePrivateData( pEdict );
if( cb > 0 )
{
// a poke646 have memory corrupt in somewhere - this is trashed last sixteen bytes :(
pEdict->pvPrivateData = Mem_Calloc( svgame.mempool, (cb + 15) & ~15 );
}
return pEdict->pvPrivateData;
}
/*
=============
pfnPvEntPrivateData
we already have copy of this function in 'enginecallback.h' :-)
=============
*/
void *pfnPvEntPrivateData( edict_t *pEdict )
{
if( pEdict )
return pEdict->pvPrivateData;
return NULL;
}
#ifdef XASH_64BIT
static struct str64_s
{
size_t maxstringarray;
qboolean allowdup;
char *staticstringarray;
char *pstringarray;
char *pstringarraystatic;
char *pstringbase;
char *poldstringbase;
char *plast;
qboolean dynamic;
size_t maxalloc;
size_t numdups;
size_t numoverflows;
size_t totalalloc;
} str64;
#endif
/*
==================
SV_EmptyStringPool
Free strings on server stop. Reset string pointer on 64 bits
==================
*/
void SV_EmptyStringPool( void )
{
#ifdef XASH_64BIT
if( str64.dynamic ) // switch only after array fill (more space for multiplayer games)
str64.pstringbase = str64.pstringarray;
else
{
str64.pstringbase = str64.poldstringbase = str64.pstringarraystatic;
str64.plast = str64.pstringbase + 1;
}
#else
Mem_EmptyPool( svgame.stringspool );
#endif
}
/*
===============
SV_SetStringArrayMode
use different arrays on 64 bit platforms
set dynamic after complete server spawn
this helps not to lose strings that belongs to static game part
===============
*/
void SV_SetStringArrayMode( qboolean dynamic )
{
#ifdef XASH_64BIT
Con_Reportf( "SV_SetStringArrayMode(%d) %d\n", dynamic, str64.dynamic );
if( dynamic == str64.dynamic )
return;
str64.dynamic = dynamic;
SV_EmptyStringPool();
#endif
}
#ifdef XASH_64BIT
#if !XASH_WIN32
#define USE_MMAP
#include <sys/mman.h>
#endif
#endif
/*
==================
SV_AllocStringPool
alloc string pool on 32bit platforms
alloc string array near the server library on 64bit platforms if possible
alloc string array somewhere if not (MAKE_STRING will not work. Always call ALLOC_STRING instead, or crash)
this case need patched game dll with MAKE_STRING checking ptrdiff size
==================
*/
void SV_AllocStringPool( void )
{
#ifdef XASH_64BIT
void *ptr = NULL;
string lenstr;
Con_Reportf( "SV_AllocStringPool()\n" );
if( Sys_GetParmFromCmdLine( "-str64alloc", lenstr ) )
{
str64.maxstringarray = Q_atoi( lenstr );
if( str64.maxstringarray < 1024 || str64.maxstringarray >= INT_MAX )
str64.maxstringarray = 65536;
}
else str64.maxstringarray = 65536;
if( Sys_CheckParm( "-str64dup" ) )
str64.allowdup = true;
#ifdef USE_MMAP
{
size_t pagesize = sysconf( _SC_PAGESIZE );
int arrlen = (str64.maxstringarray * 2) & ~(pagesize - 1);
void *base = svgame.dllFuncs.pfnGameInit;
void *start = svgame.hInstance - arrlen;
while( start - base > INT_MIN )
{
void *mapptr = mmap((void*)((unsigned long)start & ~(pagesize - 1)), arrlen, PROT_READ | PROT_WRITE, MAP_ANONYMOUS | MAP_PRIVATE, 0, 0 );
if( mapptr && mapptr != (void*)-1 && mapptr - base > INT_MIN && mapptr - base < INT_MAX )
{
ptr = mapptr;
break;
}
if( mapptr ) munmap( mapptr, arrlen );
start -= arrlen;
}
if( !ptr )
{
start = base;
while( start - base < INT_MAX )
{
void *mapptr = mmap((void*)((unsigned long)start & ~(pagesize - 1)), arrlen, PROT_READ | PROT_WRITE, MAP_ANONYMOUS | MAP_PRIVATE, 0, 0 );
if( mapptr && mapptr != (void*)-1 && mapptr - base > INT_MIN && mapptr - base < INT_MAX )
{
ptr = mapptr;
break;
}
if( mapptr ) munmap( mapptr, arrlen );
start += arrlen;
}
}
if( ptr )
{
Con_Reportf( "SV_AllocStringPool: Allocated string array near the server library: %p %p\n", base, ptr );
}
else
{
Con_Reportf( "SV_AllocStringPool: Failed to allocate string array near the server library!\n" );
ptr = str64.staticstringarray = Mem_Calloc(host.mempool, str64.maxstringarray * 2);
}
}
#else
ptr = str64.staticstringarray = Mem_Calloc(host.mempool, str64.maxstringarray * 2);
#endif
str64.pstringarray = ptr;
str64.pstringarraystatic = ptr + str64.maxstringarray;
str64.pstringbase = str64.poldstringbase = ptr;
str64.plast = ptr + 1;
svgame.globals->pStringBase = ptr;
#else
svgame.stringspool = Mem_AllocPool( "Server Strings" );
svgame.globals->pStringBase = "";
#endif
}
void SV_FreeStringPool( void )
{
#ifdef XASH_64BIT
Con_Reportf( "SV_FreeStringPool()\n" );
if( str64.pstringarray != str64.staticstringarray )
munmap( str64.pstringarray, (str64.maxstringarray * 2) & ~(sysconf( _SC_PAGESIZE ) - 1) );
else
Mem_Free( str64.staticstringarray );
#else
Mem_FreePool( &svgame.stringspool );
#endif
}
/*
=============
SV_AllocString
allocate new engine string
on 64bit platforms find in array string if deduplication enabled (default)
if not found, add to array
use -str64dup to disable deduplication, -str64alloc to set array size
=============
*/
string_t GAME_EXPORT SV_AllocString( const char *szValue )
{
const char *newString = NULL;
int cmp;
if( svgame.physFuncs.pfnAllocString != NULL )
return svgame.physFuncs.pfnAllocString( szValue );
#ifdef XASH_64BIT
cmp = 1;
if( !str64.allowdup )
for( newString = str64.poldstringbase + 1;
newString < str64.plast && ( cmp = Q_strcmp( newString, szValue ) );
newString += Q_strlen( newString ) + 1 );
if( cmp )
{
uint len = Q_strlen( szValue );
if( str64.plast - str64.poldstringbase + len + 2 > str64.maxstringarray )
{
str64.plast = str64.pstringbase + 1;
str64.poldstringbase = str64.pstringbase;
str64.numoverflows++;
}
//MsgDev( D_NOTE, "SV_AllocString: %ld %s\n", str64.plast - svgame.globals->pStringBase, szValue );
memcpy( str64.plast, szValue, len + 1 );
str64.totalalloc += len + 1;
newString = str64.plast;
str64.plast += len + 1;
}
else
str64.numdups++;
//MsgDev( D_NOTE, "SV_AllocString: dup %ld %s\n", newString - svgame.globals->pStringBase, szValue );
if( newString - str64.pstringarray > str64.maxalloc )
str64.maxalloc = newString - str64.pstringarray;
return newString - svgame.globals->pStringBase;
#else
newString = _copystring( svgame.stringspool, szValue, __FILE__, __LINE__ );
return newString - svgame.globals->pStringBase;
#endif
}
#ifdef XASH_64BIT
void SV_PrintStr64Stats_f( void )
{
Msg( "====================\n" );
Msg( "64 bit string pool statistics\n" );
Msg( "====================\n" );
Msg( "string array size: %lu\n", str64.maxstringarray );
Msg( "total alloc %lu\n", str64.totalalloc );
Msg( "maximum array usage: %lu\n", str64.maxalloc );
Msg( "overflow counter: %lu\n", str64.numoverflows );
Msg( "dup string counter: %lu\n", str64.numdups );
}
#endif
/*
=============
SV_MakeString
make constant string
=============
*/
string_t SV_MakeString( const char *szValue )
{
if( svgame.physFuncs.pfnMakeString != NULL )
return svgame.physFuncs.pfnMakeString( szValue );
#ifdef XASH_64BIT
{
long long ptrdiff = szValue - svgame.globals->pStringBase;
if( ptrdiff > INT_MAX || ptrdiff < INT_MIN )
return SV_AllocString(szValue);
else
return (int)ptrdiff;
}
#else
return szValue - svgame.globals->pStringBase;
#endif
}
/*
=============
SV_GetString
=============
*/
const char *SV_GetString( string_t iString )
{
if( svgame.physFuncs.pfnGetString != NULL )
return svgame.physFuncs.pfnGetString( iString );
return (svgame.globals->pStringBase + iString);
}
/*
=============
pfnGetVarsOfEnt
=============
*/
entvars_t *pfnGetVarsOfEnt( edict_t *pEdict )
{
if( pEdict )
return &pEdict->v;
return NULL;
}
/*
=============
pfnPEntityOfEntOffset
=============
*/
edict_t* GAME_EXPORT pfnPEntityOfEntOffset( int iEntOffset )
{
return (edict_t *)((byte *)svgame.edicts + iEntOffset);
}
/*
=============
pfnEntOffsetOfPEntity
=============
*/
int GAME_EXPORT pfnEntOffsetOfPEntity( const edict_t *pEdict )
{
return (byte *)pEdict - (byte *)svgame.edicts;
}
/*
=============
pfnIndexOfEdict
=============
*/
int GAME_EXPORT pfnIndexOfEdict( const edict_t *pEdict )
{
int number;
if( !pEdict ) return 0; // world ?
number = NUM_FOR_EDICT( pEdict );
if( number < 0 || number > GI->max_edicts )
Host_Error( "bad entity number %d\n", number );
return number;
}
/*
=============
pfnPEntityOfEntIndex
=============
*/
edict_t *pfnPEntityOfEntIndex( int iEntIndex )
{
if( iEntIndex >= 0 && iEntIndex < GI->max_edicts )
{
edict_t *pEdict = EDICT_NUM( iEntIndex );
if( !iEntIndex || FBitSet( host.features, ENGINE_QUAKE_COMPATIBLE ))
return pEdict; // just get access to array
if( SV_IsValidEdict( pEdict ) && pEdict->pvPrivateData )
return pEdict;
// g-cont: world and clients can be acessed even without private data!
if( SV_IsValidEdict( pEdict ) && SV_IsPlayerIndex( iEntIndex ))
return pEdict;
}
return NULL;
}
/*
=============
pfnFindEntityByVars
debug thing
=============
*/
edict_t* GAME_EXPORT pfnFindEntityByVars( entvars_t *pvars )
{
edict_t *pEdict;
int i;
// don't pass invalid arguments
if( !pvars ) return NULL;
for( i = 0; i < GI->max_edicts; i++ )
{
pEdict = EDICT_NUM( i );
// g-cont: we should compare pointers
if( &pEdict->v == pvars )
return pEdict; // found it
}
return NULL;
}
/*
=============
pfnGetModelPtr
returns pointer to a studiomodel
=============
*/
static void *pfnGetModelPtr( edict_t *pEdict )
{
model_t *mod;
if( !SV_IsValidEdict( pEdict ))
return NULL;
mod = SV_ModelHandle( pEdict->v.modelindex );
return Mod_StudioExtradata( mod );
}
/*
=============
SV_SendUserReg
=============
*/
void SV_SendUserReg( sizebuf_t *msg, sv_user_message_t *user )
{
MSG_BeginServerCmd( msg, svc_usermessage );
MSG_WriteByte( msg, user->number );
MSG_WriteWord( msg, (word)user->size );
MSG_WriteString( msg, user->name );
}
/*
=============
pfnRegUserMsg
=============
*/
int GAME_EXPORT pfnRegUserMsg( const char *pszName, int iSize )
{
int i;
if( !COM_CheckString( pszName ))
return svc_bad;
if( Q_strlen( pszName ) >= sizeof( svgame.msg[0].name ))
{
Con_Printf( S_ERROR "REG_USER_MSG: too long name %s\n", pszName );
return svc_bad; // force error
}
if( iSize > MAX_USERMSG_LENGTH )
{
Con_Printf( S_ERROR "REG_USER_MSG: %s has too big size %i\n", pszName, iSize );
return svc_bad; // force error
}
// make sure what size inrange
iSize = bound( -1, iSize, MAX_USERMSG_LENGTH );
// message 0 is reserved for svc_bad
for( i = 1; i < MAX_USER_MESSAGES && svgame.msg[i].name[0]; i++ )
{
// see if already registered
if( !Q_strcmp( svgame.msg[i].name, pszName ))
return svc_lastmsg + i; // offset
}
if( i == MAX_USER_MESSAGES )
{
Con_Printf( S_ERROR "REG_USER_MSG: user messages limit exceeded\n" );
return svc_bad;
}
// register new message
Q_strncpy( svgame.msg[i].name, pszName, sizeof( svgame.msg[i].name ));
svgame.msg[i].number = svc_lastmsg + i;
svgame.msg[i].size = iSize;
if( sv.state == ss_active )
{
// tell the client about new user message
SV_SendUserReg( &sv.multicast, &svgame.msg[i] );
SV_Multicast( MSG_ALL, NULL, NULL, false, false );
}
return svgame.msg[i].number;
}
/*
=============
pfnAnimationAutomove
OBSOLETE, UNUSED
=============
*/
void GAME_EXPORT pfnAnimationAutomove( const edict_t* pEdict, float flTime )
{
}
/*
=============
pfnGetBonePosition
=============
*/
static void GAME_EXPORT pfnGetBonePosition( const edict_t* pEdict, int iBone, float *rgflOrigin, float *rgflAngles )
{
if( !SV_IsValidEdict( pEdict ))
return;
Mod_GetBonePosition( pEdict, iBone, rgflOrigin, rgflAngles );
}
/*
=============
pfnFunctionFromName
=============
*/
void *pfnFunctionFromName( const char *pName )
{
return COM_FunctionFromName_SR( svgame.hInstance, pName );
}
/*
=============
pfnNameForFunction
=============
*/
const char *pfnNameForFunction( void *function )
{
return COM_NameForFunction( svgame.hInstance, function );
}
/*
=============
pfnClientPrintf
=============
*/
void GAME_EXPORT pfnClientPrintf( edict_t* pEdict, PRINT_TYPE ptype, const char *szMsg )
{
sv_client_t *client;
if(( client = SV_ClientFromEdict( pEdict, false )) == NULL )
{
Con_Printf( "tried to sprint to a non-client\n" );
return;
}
if( FBitSet( client->flags, FCL_FAKECLIENT ))
return;
switch( ptype )
{
case print_console:
case print_chat:
SV_ClientPrintf( client, "%s", szMsg );
break;
case print_center:
MSG_BeginServerCmd( &client->netchan.message, svc_centerprint );
MSG_WriteString( &client->netchan.message, szMsg );
break;
}
}
/*
=============
pfnServerPrint
print to the server console
=============
*/
void GAME_EXPORT pfnServerPrint( const char *szMsg )
{
if( FBitSet( host.features, ENGINE_QUAKE_COMPATIBLE ))
SV_BroadcastPrintf( NULL, "%s", szMsg );
else Con_Printf( "%s", szMsg );
}
/*
=============
pfnGetAttachment
=============
*/
static void GAME_EXPORT pfnGetAttachment( const edict_t *pEdict, int iAttachment, float *rgflOrigin, float *rgflAngles )
{
if( !SV_IsValidEdict( pEdict ))
return;
Mod_StudioGetAttachment( pEdict, iAttachment, rgflOrigin, rgflAngles );
}
/*
=============
pfnCrosshairAngle
=============
*/
void GAME_EXPORT pfnCrosshairAngle( const edict_t *pClient, float pitch, float yaw )
{
sv_client_t *client;
if(( client = SV_ClientFromEdict( pClient, true )) == NULL )
return;
// fakeclients ignores it silently
if( FBitSet( client->flags, FCL_FAKECLIENT ))
return;
if( pitch > 180.0f ) pitch -= 360;
if( pitch < -180.0f ) pitch += 360;
if( yaw > 180.0f ) yaw -= 360;
if( yaw < -180.0f ) yaw += 360;
MSG_BeginServerCmd( &client->netchan.message, svc_crosshairangle );
MSG_WriteChar( &client->netchan.message, pitch * 5 );
MSG_WriteChar( &client->netchan.message, yaw * 5 );
}
/*
=============
pfnSetView
=============
*/
void GAME_EXPORT pfnSetView( const edict_t *pClient, const edict_t *pViewent )
{
sv_client_t *client;
int viewEnt;
if( !SV_IsValidEdict( pClient ))
return;
if(( client = SV_ClientFromEdict( pClient, false )) == NULL )
{
Con_Printf( S_ERROR "PF_SetView_I: not a client!\n" );
return;
}
if( !SV_IsValidEdict( pViewent ) || pClient == pViewent )
client->pViewEntity = NULL; // just reset viewentity
else client->pViewEntity = (edict_t *)pViewent;
// fakeclients ignore to send client message (but can see into the trigger_camera through the PVS)
if( FBitSet( client->flags, FCL_FAKECLIENT ))
return;
if( client->pViewEntity )
viewEnt = NUM_FOR_EDICT( client->pViewEntity );
else viewEnt = NUM_FOR_EDICT( client->edict );
MSG_BeginServerCmd( &client->netchan.message, svc_setview );
MSG_WriteWord( &client->netchan.message, viewEnt );
}
/*
=============
pfnStaticDecal
=============
*/
void GAME_EXPORT pfnStaticDecal( const float *origin, int decalIndex, int entityIndex, int modelIndex )
{
SV_CreateDecal( &sv.signon, origin, decalIndex, entityIndex, modelIndex, FDECAL_PERMANENT, 1.0f );
}
/*
=============
pfnIsDedicatedServer
=============
*/
int GAME_EXPORT pfnIsDedicatedServer( void )
{
return Host_IsDedicated();
}
/*
=============
pfnGetPlayerWONId
OBSOLETE, UNUSED
=============
*/
uint GAME_EXPORT pfnGetPlayerWONId( edict_t *e )
{
return (uint)-1;
}
/*
=============
pfnIsMapValid
vaild map must contain one info_player_deatchmatch
=============
*/
int GAME_EXPORT pfnIsMapValid( char *filename )
{
int flags = SV_MapIsValid( filename, GI->mp_entity, NULL );
if( FBitSet( flags, MAP_IS_EXIST ) && FBitSet( flags, MAP_HAS_SPAWNPOINT ))
return true;
return false;
}
/*
=============
pfnFadeClientVolume
=============
*/
void GAME_EXPORT pfnFadeClientVolume( const edict_t *pEdict, int fadePercent, int fadeOutSeconds, int holdTime, int fadeInSeconds )
{
sv_client_t *cl;
if(( cl = SV_ClientFromEdict( pEdict, true )) == NULL )
return;
if( FBitSet( cl->flags, FCL_FAKECLIENT ))
return;
MSG_BeginServerCmd( &cl->netchan.message, svc_soundfade );
MSG_WriteByte( &cl->netchan.message, fadePercent );
MSG_WriteByte( &cl->netchan.message, holdTime );
MSG_WriteByte( &cl->netchan.message, fadeOutSeconds );
MSG_WriteByte( &cl->netchan.message, fadeInSeconds );
}
/*
=============
pfnSetClientMaxspeed
fakeclients can be changed speed to
=============
*/
void GAME_EXPORT pfnSetClientMaxspeed( const edict_t *pEdict, float fNewMaxspeed )
{
sv_client_t *cl;
// not spawned clients allowed
if(( cl = SV_ClientFromEdict( pEdict, false )) == NULL )
return;
fNewMaxspeed = bound( -svgame.movevars.maxspeed, fNewMaxspeed, svgame.movevars.maxspeed );
Info_SetValueForKey( cl->physinfo, "maxspd", va( "%.f", fNewMaxspeed ), MAX_INFO_STRING );
cl->edict->v.maxspeed = fNewMaxspeed;
}
/*
=============
pfnRunPlayerMove
=============
*/
void GAME_EXPORT pfnRunPlayerMove( edict_t *pClient, const float *viewangles, float fmove, float smove, float upmove, word buttons, byte impulse, byte msec )
{
sv_client_t *cl, *oldcl;
usercmd_t cmd;
uint seed;
if(( cl = SV_ClientFromEdict( pClient, true )) == NULL )
return;
if( !FBitSet( cl->flags, FCL_FAKECLIENT ))
return; // only fakeclients allows
oldcl = sv.current_client;
sv.current_client = SV_ClientFromEdict( pClient, true );
sv.current_client->timebase = (sv.time + sv.frametime) - ((double)msec / 1000.0);
memset( &cmd, 0, sizeof( cmd ));
VectorCopy( viewangles, cmd.viewangles );
cmd.forwardmove = fmove;
cmd.sidemove = smove;
cmd.upmove = upmove;
cmd.buttons = buttons;
cmd.impulse = impulse;
cmd.msec = msec;
seed = COM_RandomLong( 0, 0x7fffffff ); // full range
SV_RunCmd( cl, &cmd, seed );
cl->lastcmd = cmd;
sv.current_client = oldcl;
}
/*
=============
pfnNumberOfEntities
returns actual entity count
=============
*/
int GAME_EXPORT pfnNumberOfEntities( void )
{
int i, total = 0;
for( i = 0; i < svgame.numEntities; i++ )
{
if( svgame.edicts[i].free )
continue;
total++;
}
return total;
}
/*
=============
pfnGetInfoKeyBuffer
=============
*/
char *pfnGetInfoKeyBuffer( edict_t *e )
{
sv_client_t *cl;
// NULL passes localinfo
if( !SV_IsValidEdict( e ))
return SV_Localinfo();
// world passes serverinfo
if( e == svgame.edicts )
return SV_Serverinfo();
// userinfo for specified edict
if(( cl = SV_ClientFromEdict( e, false )) != NULL )
return cl->userinfo;
return ""; // assume error
}
/*
=============
pfnSetValueForKey
=============
*/
void GAME_EXPORT pfnSetValueForKey( char *infobuffer, char *key, char *value )
{
if( infobuffer == svs.localinfo )
Info_SetValueForStarKey( infobuffer, key, value, MAX_LOCALINFO_STRING );
else if( infobuffer == svs.serverinfo )
Info_SetValueForStarKey( infobuffer, key, value, MAX_SERVERINFO_STRING );
else Con_Printf( S_ERROR "can't set client keys with SetValueForKey\n" );
}
/*
=============
pfnSetClientKeyValue
=============
*/
void GAME_EXPORT pfnSetClientKeyValue( int clientIndex, char *infobuffer, char *key, char *value )
{
sv_client_t *cl;
if( infobuffer == svs.localinfo || infobuffer == svs.serverinfo )
return;
clientIndex -= 1;
if( !svs.clients || clientIndex < 0 || clientIndex >= svs.maxclients )
return;
// value not changed?
if( !Q_strcmp( Info_ValueForKey( infobuffer, key ), value ))
return;
cl = &svs.clients[clientIndex];
Info_SetValueForStarKey( infobuffer, key, value, MAX_INFO_STRING );
SetBits( cl->flags, FCL_RESEND_USERINFO );
cl->next_sendinfotime = 0.0; // send immediately
}
/*
=============
pfnGetPhysicsKeyValue
=============
*/
const char *pfnGetPhysicsKeyValue( const edict_t *pClient, const char *key )
{
sv_client_t *cl;
// pfnUserInfoChanged passed
if(( cl = SV_ClientFromEdict( pClient, false )) == NULL )
{
Con_Printf( S_ERROR "GetPhysicsKeyValue: tried to a non-client!\n" );
return "";
}
return Info_ValueForKey( cl->physinfo, key );
}
/*
=============
pfnSetPhysicsKeyValue
=============
*/
void GAME_EXPORT pfnSetPhysicsKeyValue( const edict_t *pClient, const char *key, const char *value )
{
sv_client_t *cl;
// pfnUserInfoChanged passed
if(( cl = SV_ClientFromEdict( pClient, false )) == NULL )
{
Con_Printf( S_ERROR "SetPhysicsKeyValue: tried to a non-client!\n" );
return;
}
Info_SetValueForKey( cl->physinfo, key, value, MAX_INFO_STRING );
}
/*
=============
pfnGetPhysicsInfoString
=============
*/
const char *pfnGetPhysicsInfoString( const edict_t *pClient )
{
sv_client_t *cl;
// pfnUserInfoChanged passed
if(( cl = SV_ClientFromEdict( pClient, false )) == NULL )
{
Con_Printf( S_ERROR "GetPhysicsInfoString: tried to a non-client!\n" );
return "";
}
return cl->physinfo;
}
/*
=============
pfnPrecacheEvent
register or returns already registered event id
a type of event is ignored at this moment
=============
*/
word GAME_EXPORT pfnPrecacheEvent( int type, const char *psz )
{
return (word)SV_EventIndex( psz );
}
/*
=============
pfnPlaybackEvent
=============
*/
void GAME_EXPORT SV_PlaybackEventFull( int flags, const edict_t *pInvoker, word eventindex, float delay, float *origin,
float *angles, float fparam1, float fparam2, int iparam1, int iparam2, int bparam1, int bparam2 )
{
sv_client_t *cl;
event_state_t *es;
event_args_t args;
event_info_t *ei = NULL;
int j, slot, bestslot;
int invokerIndex;
byte *mask = NULL;
vec3_t pvspoint;
if( FBitSet( flags, FEV_CLIENT ))
return; // someone stupid joke
// first check event for out of bounds
if( eventindex < 1 || eventindex > MAX_EVENTS )
{
Con_Printf( S_ERROR "EV_Playback: invalid eventindex %i\n", eventindex );
return;
}
// check event for precached
if( !COM_CheckString( sv.event_precache[eventindex] ))
{
Con_Printf( S_ERROR "EV_Playback: event %i was not precached\n", eventindex );
return;
}
memset( &args, 0, sizeof( args ));
if( origin && !VectorIsNull( origin ))
{
VectorCopy( origin, args.origin );
args.flags |= FEVENT_ORIGIN;
}
if( angles && !VectorIsNull( angles ))
{
VectorCopy( angles, args.angles );
args.flags |= FEVENT_ANGLES;
}
// copy other parms
args.fparam1 = fparam1;
args.fparam2 = fparam2;
args.iparam1 = iparam1;
args.iparam2 = iparam2;
args.bparam1 = bparam1;
args.bparam2 = bparam2;
VectorClear( pvspoint );
if( SV_IsValidEdict( pInvoker ))
{
// add the view_ofs to avoid problems with crossed contents line
VectorAdd( pInvoker->v.origin, pInvoker->v.view_ofs, pvspoint );
args.entindex = invokerIndex = NUM_FOR_EDICT( pInvoker );
// g-cont. allow 'ducking' param for all entities
args.ducking = FBitSet( pInvoker->v.flags, FL_DUCKING ) ? true : false;
// this will be send only for reliable event
if( !FBitSet( args.flags, FEVENT_ORIGIN ))
VectorCopy( pInvoker->v.origin, args.origin );
// this will be send only for reliable event
if( !FBitSet( args.flags, FEVENT_ANGLES ))
VectorCopy( pInvoker->v.angles, args.angles );
}
else
{
VectorCopy( args.origin, pvspoint );
args.entindex = 0;
invokerIndex = -1;
}
if( !FBitSet( flags, FEV_GLOBAL ) && VectorIsNull( pvspoint ))
{
Con_DPrintf( S_ERROR "%s: not a FEV_GLOBAL event missing origin. Ignored.\n", sv.event_precache[eventindex] );
return;
}
// check event for some user errors
if( FBitSet( flags, FEV_NOTHOST|FEV_HOSTONLY ))
{
if( !SV_ClientFromEdict( pInvoker, true ))
{
const char *ev_name = sv.event_precache[eventindex];
if( FBitSet( flags, FEV_NOTHOST ))
{
Con_DPrintf( S_WARN "%s: specified FEV_NOTHOST when invoker not a client\n", ev_name );
ClearBits( flags, FEV_NOTHOST );
}
if( FBitSet( flags, FEV_HOSTONLY ))
{
Con_DPrintf( S_WARN "%s: specified FEV_HOSTONLY when invoker not a client\n", ev_name );
ClearBits( flags, FEV_HOSTONLY );
}
}
}
SetBits( flags, FEV_SERVER ); // it's a server event!
if( delay < 0.0f ) delay = 0.0f; // fixup negative delays
// setup pvs cluster for invoker
if( !FBitSet( flags, FEV_GLOBAL ))
{
Mod_FatPVS( pvspoint, FATPHS_RADIUS, fatphs, world.fatbytes, false, ( svs.maxclients == 1 ));
mask = fatphs; // using the FatPVS like a PHS
}
// process all the clients
for( slot = 0, cl = svs.clients; slot < svs.maxclients; slot++, cl++ )
{
if( cl->state != cs_spawned || !cl->edict || FBitSet( cl->flags, FCL_FAKECLIENT ))
continue;
if( SV_IsValidEdict( pInvoker ) && pInvoker->v.groupinfo && cl->edict->v.groupinfo )
{
if( svs.groupop == GROUP_OP_AND && !FBitSet( cl->edict->v.groupinfo, pInvoker->v.groupinfo ))
continue;
if( svs.groupop == GROUP_OP_NAND && FBitSet( cl->edict->v.groupinfo, pInvoker->v.groupinfo ))
continue;
}
if( SV_IsValidEdict( pInvoker ))
{
if( !SV_CheckClientVisiblity( cl, mask ))
continue;
}
if( FBitSet( flags, FEV_NOTHOST ) && cl == sv.current_client && FBitSet( cl->flags, FCL_LOCAL_WEAPONS ))
continue; // will be played on client side
if( FBitSet( flags, FEV_HOSTONLY ) && cl->edict != pInvoker )
continue; // sending only to invoker
// all checks passed, send the event
// reliable event
if( FBitSet( flags, FEV_RELIABLE ))
{
// skipping queue, write direct into reliable datagram
SV_PlaybackReliableEvent( &cl->netchan.message, eventindex, delay, &args );
continue;
}
// unreliable event (stores in queue)
es = &cl->events;
bestslot = -1;
if( FBitSet( flags, FEV_UPDATE ))
{
for( j = 0; j < MAX_EVENT_QUEUE; j++ )
{
ei = &es->ei[j];
if( ei->index == eventindex && invokerIndex != -1 && invokerIndex == ei->entity_index )
{
bestslot = j;
break;
}
}
}
if( bestslot == -1 )
{
for( j = 0; j < MAX_EVENT_QUEUE; j++ )
{
ei = &es->ei[j];
if( ei->index == 0 )
{
// found an empty slot
bestslot = j;
break;
}
}
}
// no slot found for this player, oh well
if( bestslot == -1 ) continue;
// add event to queue
ei->index = eventindex;
ei->fire_time = delay;
ei->entity_index = invokerIndex;
ei->packet_index = -1;
ei->flags = flags;
ei->args = args;
}
}
/*
=============
pfnSetFatPVS
The client will interpolate the view position,
so we can't use a single PVS point
=============
*/
byte *pfnSetFatPVS( const float *org )
{
qboolean fullvis = false;
if( !sv.worldmodel->visdata || sv_novis->value || !org || CL_DisableVisibility( ))
fullvis = true;
ASSERT( pfnGetCurrentPlayer() != -1 );
// portals can't change viewpoint!
if( !FBitSet( sv.hostflags, SVF_MERGE_VISIBILITY ))
{
vec3_t viewPos, offset;
// see code from client.cpp for understanding:
// org = pView->v.origin + pView->v.view_ofs;
// if ( pView->v.flags & FL_DUCKING )
// {
// org = org + ( VEC_HULL_MIN - VEC_DUCK_HULL_MIN );
// }
// so we have unneeded duck calculations who have affect when player
// is ducked into water. Remove offset to restore right PVS position
if( FBitSet( sv.current_client->edict->v.flags, FL_DUCKING ))
{
VectorSubtract( svgame.pmove->player_mins[0], svgame.pmove->player_mins[1], offset );
VectorSubtract( org, offset, viewPos );
}
else VectorCopy( org, viewPos );
// build a new PVS frame
Mod_FatPVS( viewPos, FATPVS_RADIUS, fatpvs, world.fatbytes, false, fullvis );
VectorCopy( viewPos, viewPoint[pfnGetCurrentPlayer()] );
}
else
{
// merge PVS
Mod_FatPVS( org, FATPVS_RADIUS, fatpvs, world.fatbytes, true, fullvis );
}
return fatpvs;
}
/*
=============
pfnSetFatPHS
The client will interpolate the hear position,
so we can't use a single PHS point
=============
*/
byte *pfnSetFatPAS( const float *org )
{
qboolean fullvis = false;
if( !sv.worldmodel->visdata || sv_novis->value || !org || CL_DisableVisibility( ))
fullvis = true;
ASSERT( pfnGetCurrentPlayer() != -1 );
// portals can't change viewpoint!
if( !FBitSet( sv.hostflags, SVF_MERGE_VISIBILITY ))
{
vec3_t viewPos, offset;
// see code from client.cpp for understanding:
// org = pView->v.origin + pView->v.view_ofs;
// if ( pView->v.flags & FL_DUCKING )
// {
// org = org + ( VEC_HULL_MIN - VEC_DUCK_HULL_MIN );
// }
// so we have unneeded duck calculations who have affect when player
// is ducked into water. Remove offset to restore right PVS position
if( FBitSet( sv.current_client->edict->v.flags, FL_DUCKING ))
{
VectorSubtract( svgame.pmove->player_mins[0], svgame.pmove->player_mins[1], offset );
VectorSubtract( org, offset, viewPos );
}
else VectorCopy( org, viewPos );
// build a new PHS frame
Mod_FatPVS( viewPos, FATPHS_RADIUS, fatphs, world.fatbytes, false, fullvis );
}
else
{
// merge PHS
Mod_FatPVS( org, FATPHS_RADIUS, fatphs, world.fatbytes, true, fullvis );
}
return fatphs;
}
/*
=============
pfnCheckVisibility
=============
*/
int GAME_EXPORT pfnCheckVisibility( const edict_t *ent, byte *pset )
{
int i, leafnum;
if( !SV_IsValidEdict( ent ))
return 0;
// vis not set - fullvis enabled
if( !pset ) return 1;
if( FBitSet( ent->v.flags, FL_CUSTOMENTITY ) && ent->v.owner && FBitSet( ent->v.owner->v.flags, FL_CLIENT ))
ent = ent->v.owner; // upcast beams to my owner
if( ent->headnode < 0 )
{
// check individual leafs
for( i = 0; i < ent->num_leafs; i++ )
{
if( CHECKVISBIT( pset, ent->leafnums[i] ))
return 1; // visible passed by leaf
}
return 0;
}
else
{
for( i = 0; i < MAX_ENT_LEAFS; i++ )
{
leafnum = ent->leafnums[i];
if( leafnum == -1 ) break;
if( CHECKVISBIT( pset, leafnum ))
return 1; // visible passed by leaf
}
// too many leafs for individual check, go by headnode
if( !Mod_HeadnodeVisible( &sv.worldmodel->nodes[ent->headnode], pset, &leafnum ))
return 0;
((edict_t *)ent)->leafnums[ent->num_leafs] = leafnum;
((edict_t *)ent)->num_leafs = (ent->num_leafs + 1) % MAX_ENT_LEAFS;
return 2; // visible passed by headnode
}
}
/*
=============
pfnCanSkipPlayer
=============
*/
int GAME_EXPORT pfnCanSkipPlayer( const edict_t *player )
{
sv_client_t *cl;
if(( cl = SV_ClientFromEdict( player, false )) == NULL )
return false;
return FBitSet( cl->flags, FCL_LOCAL_WEAPONS ) ? true : false;
}
/*
=============
pfnGetCurrentPlayer
=============
*/
int GAME_EXPORT pfnGetCurrentPlayer( void )
{
int idx = sv.current_client - svs.clients;
if( idx < 0 || idx >= svs.maxclients )
return -1;
return idx;
}
/*
=============
pfnSetGroupMask
=============
*/
void GAME_EXPORT pfnSetGroupMask( int mask, int op )
{
svs.groupmask = mask;
svs.groupop = op;
}
/*
=============
pfnCreateInstancedBaseline
=============
*/
int GAME_EXPORT pfnCreateInstancedBaseline( int classname, struct entity_state_s *baseline )
{
if( !baseline || sv.num_instanced >= MAX_CUSTOM_BASELINES )
return 0;
// g-cont. must sure that classname is really allocated
sv.instanced[sv.num_instanced].classname = SV_CopyString( STRING( classname ));
sv.instanced[sv.num_instanced].baseline = *baseline;
sv.num_instanced++;
return sv.num_instanced;
}
/*
=============
pfnEndSection
=============
*/
void GAME_EXPORT pfnEndSection( const char *pszSection )
{
if( !Q_stricmp( "oem_end_credits", pszSection ))
Host_Credits ();
else Cbuf_AddText( "\ndisconnect\n" );
}
/*
=============
pfnGetPlayerUserId
=============
*/
int GAME_EXPORT pfnGetPlayerUserId( edict_t *e )
{
sv_client_t *cl;
if(( cl = SV_ClientFromEdict( e, false )) == NULL )
return -1;
return cl->userid;
}
/*
=============
pfnGetPlayerStats
=============
*/
void GAME_EXPORT pfnGetPlayerStats( const edict_t *pClient, int *ping, int *packet_loss )
{
sv_client_t *cl;
if( packet_loss ) *packet_loss = 0;
if( ping ) *ping = 0;
if(( cl = SV_ClientFromEdict( pClient, false )) == NULL )
return;
if( packet_loss ) *packet_loss = cl->packet_loss;
if( ping ) *ping = cl->latency * 1000;
}
/*
=============
pfnForceUnmodified
=============
*/
void GAME_EXPORT pfnForceUnmodified( FORCE_TYPE type, float *mins, float *maxs, const char *filename )
{
consistency_t *pc;
int i;
if( !COM_CheckString( filename ))
return;
if( sv.state == ss_loading )
{
for( i = 0; i < MAX_MODELS; i++ )
{
pc = &sv.consistency_list[i];
if( !pc->filename )
{
if( mins ) VectorCopy( mins, pc->mins );
if( maxs ) VectorCopy( maxs, pc->maxs );
pc->filename = SV_CopyString( filename );
pc->check_type = type;
return;
}
else if( !Q_strcmp( filename, pc->filename ))
return;
}
Host_Error( "MAX_MODELS limit exceeded (%d)\n", MAX_MODELS );
}
else
{
for( i = 0; i < MAX_MODELS; i++ )
{
pc = &sv.consistency_list[i];
if( !pc->filename ) continue;
if( !Q_strcmp( filename, pc->filename ))
return;
}
Con_Printf( S_ERROR "Failed to enforce consistency for %s: was not precached\n", filename );
}
}
/*
=============
pfnVoice_GetClientListening
=============
*/
qboolean GAME_EXPORT pfnVoice_GetClientListening( int iReceiver, int iSender )
{
iReceiver -= 1;
iSender -= 1;
if( iReceiver < 0 || iReceiver >= svs.maxclients || iSender < 0 || iSender > svs.maxclients )
return false;
return (FBitSet( svs.clients[iSender].listeners, BIT( iReceiver )) != 0 );
}
/*
=============
pfnVoice_SetClientListening
=============
*/
qboolean GAME_EXPORT pfnVoice_SetClientListening( int iReceiver, int iSender, qboolean bListen )
{
iReceiver -= 1;
iSender -= 1;
if( iReceiver < 0 || iReceiver >= svs.maxclients || iSender < 0 || iSender > svs.maxclients )
return false;
if( bListen ) SetBits( svs.clients[iSender].listeners, BIT( iReceiver ));
else ClearBits( svs.clients[iSender].listeners, BIT( iReceiver ));
return true;
}
/*
=============
pfnGetPlayerAuthId
These function must returns cd-key hashed value
but Xash3D currently doesn't have any security checks
return nullstring for now
=============
*/
const char *pfnGetPlayerAuthId( edict_t *e )
{
return SV_GetClientIDString( SV_ClientFromEdict( e, false ));
}
/*
=============
pfnQueryClientCvarValue
request client cvar value
=============
*/
void GAME_EXPORT pfnQueryClientCvarValue( const edict_t *player, const char *cvarName )
{
sv_client_t *cl;
if( !COM_CheckString( cvarName ))
return;
if(( cl = SV_ClientFromEdict( player, true )) != NULL )
{
MSG_BeginServerCmd( &cl->netchan.message, svc_querycvarvalue );
MSG_WriteString( &cl->netchan.message, cvarName );
}
else
{
if( svgame.dllFuncs2.pfnCvarValue )
svgame.dllFuncs2.pfnCvarValue( player, "Bad Player" );
Con_Printf( S_ERROR "QueryClientCvarValue: tried to send to a non-client!\n" );
}
}
/*
=============
pfnQueryClientCvarValue2
request client cvar value (bugfixed)
=============
*/
void GAME_EXPORT pfnQueryClientCvarValue2( const edict_t *player, const char *cvarName, int requestID )
{
sv_client_t *cl;
if( !COM_CheckString( cvarName ))
return;
if(( cl = SV_ClientFromEdict( player, true )) != NULL )
{
MSG_BeginServerCmd( &cl->netchan.message, svc_querycvarvalue2 );
MSG_WriteLong( &cl->netchan.message, requestID );
MSG_WriteString( &cl->netchan.message, cvarName );
}
else
{
if( svgame.dllFuncs2.pfnCvarValue2 )
svgame.dllFuncs2.pfnCvarValue2( player, requestID, cvarName, "Bad Player" );
Con_Printf( S_ERROR "QueryClientCvarValue: tried to send to a non-client!\n" );
}
}
/*
=============
pfnEngineStub
extended iface stubs
=============
*/
static int GAME_EXPORT pfnGetFileSize( char *filename )
{
return 0;
}
static unsigned int GAME_EXPORT pfnGetApproxWavePlayLen(const char *filepath)
{
return 0;
}
static int GAME_EXPORT pfnGetLocalizedStringLength(const char *label)
{
return 0;
}
// engine callbacks
static enginefuncs_t gEngfuncs =
{
pfnPrecacheModel,
SV_SoundIndex,
pfnSetModel,
pfnModelIndex,
pfnModelFrames,
pfnSetSize,
pfnChangeLevel,
pfnGetSpawnParms,
pfnSaveSpawnParms,
pfnVecToYaw,
VectorAngles,
pfnMoveToOrigin,
pfnChangeYaw,
pfnChangePitch,
SV_FindEntityByString,
pfnGetEntityIllum,
pfnFindEntityInSphere,
pfnFindClientInPVS,
pfnEntitiesInPVS,
pfnMakeVectors,
AngleVectors,
SV_AllocEdict,
pfnRemoveEntity,
pfnCreateNamedEntity,
pfnMakeStatic,
pfnEntIsOnFloor,
pfnDropToFloor,
pfnWalkMove,
pfnSetOrigin,
SV_StartSound,
pfnEmitAmbientSound,
pfnTraceLine,
pfnTraceToss,
pfnTraceMonsterHull,
pfnTraceHull,
pfnTraceModel,
pfnTraceTexture,
pfnTraceSphere,
pfnGetAimVector,
pfnServerCommand,
pfnServerExecute,
pfnClientCommand,
pfnParticleEffect,
pfnLightStyle,
pfnDecalIndex,
SV_PointContents,
pfnMessageBegin,
pfnMessageEnd,
pfnWriteByte,
pfnWriteChar,
pfnWriteShort,
pfnWriteLong,
pfnWriteAngle,
pfnWriteCoord,
pfnWriteString,
pfnWriteEntity,
pfnCvar_RegisterServerVariable,
Cvar_VariableValue,
Cvar_VariableString,
Cvar_SetValue,
Cvar_Set,
pfnAlertMessage,
pfnEngineFprintf,
pfnPvAllocEntPrivateData,
pfnPvEntPrivateData,
SV_FreePrivateData,
SV_GetString,
SV_AllocString,
pfnGetVarsOfEnt,
pfnPEntityOfEntOffset,
pfnEntOffsetOfPEntity,
pfnIndexOfEdict,
pfnPEntityOfEntIndex,
pfnFindEntityByVars,
pfnGetModelPtr,
pfnRegUserMsg,
pfnAnimationAutomove,
pfnGetBonePosition,
(void*)pfnFunctionFromName,
(void*)pfnNameForFunction,
pfnClientPrintf,
pfnServerPrint,
Cmd_Args,
Cmd_Argv,
(void*)Cmd_Argc,
pfnGetAttachment,
CRC32_Init,
CRC32_ProcessBuffer,
CRC32_ProcessByte,
CRC32_Final,
COM_RandomLong,
COM_RandomFloat,
pfnSetView,
pfnTime,
pfnCrosshairAngle,
COM_LoadFileForMe,
COM_FreeFile,
pfnEndSection,
COM_CompareFileTime,
pfnGetGameDir,
pfnCvar_RegisterEngineVariable,
pfnFadeClientVolume,
pfnSetClientMaxspeed,
SV_FakeConnect,
pfnRunPlayerMove,
pfnNumberOfEntities,
pfnGetInfoKeyBuffer,
Info_ValueForKey,
pfnSetValueForKey,
pfnSetClientKeyValue,
pfnIsMapValid,
pfnStaticDecal,
SV_GenericIndex,
pfnGetPlayerUserId,
pfnBuildSoundMsg,
pfnIsDedicatedServer,
pfnCVarGetPointer,
pfnGetPlayerWONId,
(void*)Info_RemoveKey,
pfnGetPhysicsKeyValue,
pfnSetPhysicsKeyValue,
pfnGetPhysicsInfoString,
pfnPrecacheEvent,
SV_PlaybackEventFull,
pfnSetFatPVS,
pfnSetFatPAS,
pfnCheckVisibility,
Delta_SetField,
Delta_UnsetField,
Delta_AddEncoder,
pfnGetCurrentPlayer,
pfnCanSkipPlayer,
Delta_FindField,
Delta_SetFieldByIndex,
Delta_UnsetFieldByIndex,
pfnSetGroupMask,
pfnCreateInstancedBaseline,
pfnCVarDirectSet,
pfnForceUnmodified,
pfnGetPlayerStats,
Cmd_AddServerCommand,
pfnVoice_GetClientListening,
pfnVoice_SetClientListening,
pfnGetPlayerAuthId,
pfnSequenceGet,
pfnSequencePickSentence,
pfnGetFileSize,
pfnGetApproxWavePlayLen,
pfnIsCareerMatch,
pfnGetLocalizedStringLength,
pfnRegisterTutorMessageShown,
pfnGetTimesTutorMessageShown,
pfnProcessTutorMessageDecayBuffer,
pfnConstructTutorMessageDecayBuffer,
pfnResetTutorMessageDecayData,
pfnQueryClientCvarValue,
pfnQueryClientCvarValue2,
COM_CheckParm,
};
/*
====================
SV_ParseEdict
Parses an edict out of the given string, returning the new position
ed should be a properly initialized empty edict.
====================
*/
qboolean SV_ParseEdict( char **pfile, edict_t *ent )
{
KeyValueData pkvd[256]; // per one entity
qboolean adjust_origin = false;
int i, numpairs = 0;
char *classname = NULL;
char token[2048];
vec3_t origin;
// go through all the dictionary pairs
while( 1 )
{
string keyname;
// parse key
if(( *pfile = COM_ParseFile( *pfile, token )) == NULL )
Host_Error( "ED_ParseEdict: EOF without closing brace\n" );
if( token[0] == '}' ) break; // end of desc
Q_strncpy( keyname, token, sizeof( keyname ));
// parse value
if(( *pfile = COM_ParseFile( *pfile, token )) == NULL )
Host_Error( "ED_ParseEdict: EOF without closing brace\n" );
if( token[0] == '}' )
Host_Error( "ED_ParseEdict: closing brace without data\n" );
// ignore attempts to set key ""
if( !keyname[0] ) continue;
// "wad" field is already handled
if( !Q_strcmp( keyname, "wad" ))
continue;
// keynames with a leading underscore are used for
// utility comments and are immediately discarded by engine
if( FBitSet( world.flags, FWORLD_SKYSPHERE ) && keyname[0] == '_' )
continue;
// ignore attempts to set value ""
if( !token[0] ) continue;
// create keyvalue strings
pkvd[numpairs].szClassName = ""; // unknown at this moment
pkvd[numpairs].szKeyName = copystring( keyname );
pkvd[numpairs].szValue = copystring( token );
pkvd[numpairs].fHandled = false;
if( !Q_strcmp( keyname, "classname" ) && classname == NULL )
classname = copystring( pkvd[numpairs].szValue );
if( ++numpairs >= 256 ) break;
}
ent = SV_AllocPrivateData( ent, ALLOC_STRING( classname ));
if( !SV_IsValidEdict( ent ) || FBitSet( ent->v.flags, FL_KILLME ))
{
// release allocated strings
for( i = 0; i < numpairs; i++ )
{
Mem_Free( pkvd[i].szKeyName );
Mem_Free( pkvd[i].szValue );
}
return false;
}
if( FBitSet( ent->v.flags, FL_CUSTOMENTITY ))
{
if( numpairs < 256 )
{
pkvd[numpairs].szClassName = "custom";
pkvd[numpairs].szKeyName = "customclass";
pkvd[numpairs].szValue = classname;
pkvd[numpairs].fHandled = false;
numpairs++;
}
// clear it now - no longer used
ClearBits( ent->v.flags, FL_CUSTOMENTITY );
}
#ifdef HACKS_RELATED_HLMODS
// chemical existence have broked changelevels
if( !Q_stricmp( GI->gamefolder, "ce" ))
{
if( !Q_stricmp( sv.name, "ce08_02" ) && !Q_stricmp( classname, "info_player_start_force" ))
adjust_origin = true;
}
#endif
for( i = 0; i < numpairs; i++ )
{
if( !Q_strcmp( pkvd[i].szKeyName, "angle" ))
{
float flYawAngle = Q_atof( pkvd[i].szValue );
Mem_Free( pkvd[i].szKeyName ); // will be replace with 'angles'
Mem_Free( pkvd[i].szValue ); // release old value, so we don't need these
pkvd[i].szKeyName = copystring( "angles" );
if( flYawAngle >= 0.0f )
pkvd[i].szValue = copystring( va( "%g %g %g", ent->v.angles[0], flYawAngle, ent->v.angles[2] ));
else if( flYawAngle == -1.0f )
pkvd[i].szValue = copystring( "-90 0 0" );
else if( flYawAngle == -2.0f )
pkvd[i].szValue = copystring( "90 0 0" );
else pkvd[i].szValue = copystring( "0 0 0" ); // technically an error
}
#ifdef HACKS_RELATED_HLMODS
if( adjust_origin && !Q_strcmp( pkvd[i].szKeyName, "origin" ))
{
char *pstart = pkvd[i].szValue;
COM_ParseVector( &pstart, origin, 3 );
Mem_Free( pkvd[i].szValue ); // release old value, so we don't need these
pkvd[i].szValue = copystring( va( "%g %g %g", origin[0], origin[1], origin[2] - 16.0f ));
}
#endif
if( !Q_strcmp( pkvd[i].szKeyName, "light" ))
{
Mem_Free( pkvd[i].szKeyName );
pkvd[i].szKeyName = copystring( "light_level" );
}
if( !pkvd[i].fHandled )
{
pkvd[i].szClassName = classname;
svgame.dllFuncs.pfnKeyValue( ent, &pkvd[i] );
}
// no reason to keep this data
if( Mem_IsAllocatedExt( host.mempool, pkvd[i].szKeyName ))
Mem_Free( pkvd[i].szKeyName );
if( Mem_IsAllocatedExt( host.mempool, pkvd[i].szValue ))
Mem_Free( pkvd[i].szValue );
}
if( classname && Mem_IsAllocatedExt( host.mempool, classname ))
Mem_Free( classname );
return true;
}
/*
================
SV_LoadFromFile
The entities are directly placed in the array, rather than allocated with
ED_Alloc, because otherwise an error loading the map would have entity
number references out of order.
Creates a server's entity / program execution context by
parsing textual entity definitions out of an ent file.
================
*/
void SV_LoadFromFile( const char *mapname, char *entities )
{
char token[2048];
qboolean create_world = true;
int inhibited;
edict_t *ent;
Assert( entities != NULL );
// user dll can override spawn entities function (Xash3D extension)
if( !svgame.physFuncs.SV_LoadEntities || !svgame.physFuncs.SV_LoadEntities( mapname, entities ))
{
inhibited = 0;
// parse ents
while(( entities = COM_ParseFile( entities, token )) != NULL )
{
if( token[0] != '{' )
Host_Error( "ED_LoadFromFile: found %s when expecting {\n", token );
if( create_world )
{
create_world = false;
ent = EDICT_NUM( 0 ); // already initialized
}
else ent = SV_AllocEdict();
if( !SV_ParseEdict( &entities, ent ))
continue;
if( svgame.dllFuncs.pfnSpawn( ent ) == -1 )
{
// game rejected the spawn
if( !FBitSet( ent->v.flags, FL_KILLME ))
{
SV_FreeEdict( ent );
inhibited++;
}
}
}
Con_DPrintf( "\n%i entities inhibited\n", inhibited );
}
// reset world origin and angles for some reason
VectorClear( svgame.edicts->v.origin );
VectorClear( svgame.edicts->v.angles );
}
/*
==============
SpawnEntities
Creates a server's entity / program execution context by
parsing textual entity definitions out of an ent file.
==============
*/
void SV_SpawnEntities( const char *mapname )
{
edict_t *ent;
// reset misc parms
Cvar_Reset( "sv_zmax" );
Cvar_Reset( "sv_wateramp" );
Cvar_Reset( "sv_wateralpha" );
// reset sky parms
Cvar_Reset( "sv_skycolor_r" );
Cvar_Reset( "sv_skycolor_g" );
Cvar_Reset( "sv_skycolor_b" );
Cvar_Reset( "sv_skyvec_x" );
Cvar_Reset( "sv_skyvec_y" );
Cvar_Reset( "sv_skyvec_z" );
Cvar_Reset( "sv_skyname" );
ent = EDICT_NUM( 0 );
if( ent->free ) SV_InitEdict( ent );
ent->v.model = MAKE_STRING( sv.model_precache[1] );
ent->v.modelindex = WORLD_INDEX; // world model
ent->v.solid = SOLID_BSP;
ent->v.movetype = MOVETYPE_PUSH;
svgame.movevars.fog_settings = 0;
svgame.globals->maxEntities = GI->max_edicts;
svgame.globals->mapname = MAKE_STRING( sv.name );
svgame.globals->startspot = MAKE_STRING( sv.startspot );
svgame.globals->time = sv.time;
// spawn the rest of the entities on the map
SV_LoadFromFile( mapname, sv.worldmodel->entities );
}
void SV_UnloadProgs( void )
{
if( !svgame.hInstance )
return;
SV_DeactivateServer ();
Delta_Shutdown ();
/// TODO: reenable this when
/// SV_UnloadProgs will be disabled
//Mod_ClearUserData ();
SV_FreeStringPool();
if( svgame.dllFuncs2.pfnGameShutdown != NULL )
svgame.dllFuncs2.pfnGameShutdown ();
// now we can unload cvars
Cvar_FullSet( "host_gameloaded", "0", FCVAR_READ_ONLY );
Cvar_FullSet( "sv_background", "0", FCVAR_READ_ONLY );
// free entity baselines
Z_Free( svs.static_entities );
Z_Free( svs.baselines );
svs.baselines = NULL;
// remove server cmds
SV_KillOperatorCommands();
// must unlink all game cvars,
// before pointers on them will be lost...
Cvar_Unlink( FCVAR_EXTDLL );
Cmd_Unlink( CMD_SERVERDLL );
Mod_ResetStudioAPI ();
COM_FreeLibrary( svgame.hInstance );
Mem_FreePool( &svgame.mempool );
memset( &svgame, 0, sizeof( svgame ));
}
qboolean SV_LoadProgs( const char *name )
{
int i, version;
static APIFUNCTION GetEntityAPI;
static APIFUNCTION2 GetEntityAPI2;
static GIVEFNPTRSTODLL GiveFnptrsToDll;
static NEW_DLL_FUNCTIONS_FN GiveNewDllFuncs;
static enginefuncs_t gpEngfuncs;
static globalvars_t gpGlobals;
static playermove_t gpMove;
edict_t *e;
if( svgame.hInstance ) SV_UnloadProgs();
// fill it in
svgame.pmove = &gpMove;
svgame.globals = &gpGlobals;
svgame.mempool = Mem_AllocPool( "Server Edicts Zone" );
svgame.hInstance = COM_LoadLibrary( name, true, false );
if( !svgame.hInstance )
{
Mem_FreePool(&svgame.mempool);
return false;
}
// make sure what new dll functions is cleared
memset( &svgame.dllFuncs2, 0, sizeof( svgame.dllFuncs2 ));
// make sure what physic functions is cleared
memset( &svgame.physFuncs, 0, sizeof( svgame.physFuncs ));
// make local copy of engfuncs to prevent overwrite it with bots.dll
memcpy( &gpEngfuncs, &gEngfuncs, sizeof( gpEngfuncs ));
GetEntityAPI = (APIFUNCTION)COM_GetProcAddress( svgame.hInstance, "GetEntityAPI" );
GetEntityAPI2 = (APIFUNCTION2)COM_GetProcAddress( svgame.hInstance, "GetEntityAPI2" );
GiveNewDllFuncs = (NEW_DLL_FUNCTIONS_FN)COM_GetProcAddress( svgame.hInstance, "GetNewDLLFunctions" );
if( !GetEntityAPI && !GetEntityAPI2 )
{
COM_FreeLibrary( svgame.hInstance );
Con_Printf( S_ERROR "SV_LoadProgs: failed to get address of GetEntityAPI proc\n" );
svgame.hInstance = NULL;
Mem_FreePool(&svgame.mempool);
return false;
}
GiveFnptrsToDll = (GIVEFNPTRSTODLL)COM_GetProcAddress( svgame.hInstance, "GiveFnptrsToDll" );
if( !GiveFnptrsToDll )
{
COM_FreeLibrary( svgame.hInstance );
Con_Printf( S_ERROR "SV_LoadProgs: failed to get address of GiveFnptrsToDll proc\n" );
svgame.hInstance = NULL;
Mem_FreePool(&svgame.mempool);
return false;
}
GiveFnptrsToDll( &gpEngfuncs, svgame.globals );
// get extended callbacks
if( GiveNewDllFuncs )
{
version = NEW_DLL_FUNCTIONS_VERSION;
if( !GiveNewDllFuncs( &svgame.dllFuncs2, &version ))
{
if( version != NEW_DLL_FUNCTIONS_VERSION )
Con_Printf( S_WARN "SV_LoadProgs: new interface version %i should be %i\n", NEW_DLL_FUNCTIONS_VERSION, version );
memset( &svgame.dllFuncs2, 0, sizeof( svgame.dllFuncs2 ));
}
}
version = INTERFACE_VERSION;
if( GetEntityAPI2 )
{
if( !GetEntityAPI2( &svgame.dllFuncs, &version ))
{
Con_Printf( S_WARN "SV_LoadProgs: interface version %i should be %i\n", INTERFACE_VERSION, version );
// fallback to old API
if( !GetEntityAPI( &svgame.dllFuncs, version ))
{
COM_FreeLibrary( svgame.hInstance );
Con_Printf( S_ERROR "SV_LoadProgs: couldn't get entity API\n" );
svgame.hInstance = NULL;
Mem_FreePool(&svgame.mempool);
return false;
}
}
else Con_Reportf( "SV_LoadProgs: ^2initailized extended EntityAPI ^7ver. %i\n", version );
}
else if( !GetEntityAPI( &svgame.dllFuncs, version ))
{
COM_FreeLibrary( svgame.hInstance );
Con_Printf( S_ERROR "SV_LoadProgs: couldn't get entity API\n" );
svgame.hInstance = NULL;
Mem_FreePool(&svgame.mempool);
return false;
}
SV_InitOperatorCommands();
Mod_InitStudioAPI();
if( !SV_InitPhysicsAPI( ))
{
Con_Printf( S_WARN "SV_LoadProgs: couldn't get physics API\n" );
}
// grab function SV_SaveGameComment
SV_InitSaveRestore ();
svgame.globals->pStringBase = ""; // setup string base
svgame.globals->maxEntities = GI->max_edicts;
svgame.globals->maxClients = svs.maxclients;
svgame.edicts = Mem_Calloc( svgame.mempool, sizeof( edict_t ) * GI->max_edicts );
svs.static_entities = Z_Calloc( sizeof( entity_state_t ) * MAX_STATIC_ENTITIES );
svs.baselines = Z_Calloc( sizeof( entity_state_t ) * GI->max_edicts );
svgame.numEntities = svs.maxclients + 1; // clients + world
for( i = 0, e = svgame.edicts; i < GI->max_edicts; i++, e++ )
e->free = true; // mark all edicts as freed
Cvar_FullSet( "host_gameloaded", "1", FCVAR_READ_ONLY );
SV_AllocStringPool();
// fire once
Con_Printf( "Dll loaded for game ^2\"%s\"\n", svgame.dllFuncs.pfnGetGameDescription( ));
// all done, initialize game
svgame.dllFuncs.pfnGameInit();
// initialize pm_shared
SV_InitClientMove();
Delta_Init ();
// register custom encoders
svgame.dllFuncs.pfnRegisterEncoders();
return true;
}