RomkaZVO/xash3d-fwgs
1
0
Fork 0
mirror of https://github.com/FWGS/xash3d-fwgs.git synced 2026-08-05 03:24:56 +08:00
Code Issues Packages Projects Releases Wiki Activity

engine: add sv_hibernate_when_empty that cuts down CPU usage on empty servers, similar to the feature in Source

Browse Source
This commit is contained in:
Alibek Omarov
2026-01-13 07:48:25 +05:00
parent 3a5d57603f
commit 32aee7ef2f
1 changed files with 26 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

32
engine/common/host.c
View File

@@ -66,6 +66,9 @@ CVAR_DEFINE( host_developer, "developer", "0", FCVAR_FILTERABLE, "engine is in d
CVAR_DEFINE_AUTO( sys_timescale, "1.0", FCVAR_FILTERABLE, "scale frame time" );
static CVAR_DEFINE_AUTO( sys_ticrate, "100", FCVAR_SERVER, "framerate in dedicated mode" );
static CVAR_DEFINE_AUTO( sv_hibernate_when_empty, "1", 0, "lower CPU usage when server has no players" );
static CVAR_DEFINE_AUTO( sv_hibernate_when_empty_sleep, "500", 0, "sleeptime value when sv_hibernate_when_empty is active" );
static CVAR_DEFINE_AUTO( sv_hibernate_when_empty_include_bots, "0", 0, "count bots as online players when sv_hibernate_when_empty is active" );
static CVAR_DEFINE_AUTO( host_serverstate, "0", FCVAR_READ_ONLY, "displays current server state" );
static CVAR_DEFINE_AUTO( host_gameloaded, "0", FCVAR_READ_ONLY, "inidcates a loaded game.dll" );
static CVAR_DEFINE_AUTO( host_clientloaded, "0", FCVAR_READ_ONLY, "inidcates a loaded client.dll" );
@@ -352,6 +355,19 @@ static int Host_CalcSleep( void )
{
if( Host_IsDedicated( ))
{
if( sv_hibernate_when_empty.value )
{
int players, bots;
SV_GetPlayerCount( &players, &bots );
if( sv_hibernate_when_empty_include_bots.value )
players += bots;
if( players == 0 )
return sv_hibernate_when_empty_sleep.value;
}
// let the dedicated server some sleep
return host_sleeptime.value;
}
@@ -656,10 +672,9 @@ static double Host_CalcFPS( void )
static qboolean Host_Autosleep( double dt, double scale )
{
double targetframetime, fps;
double targetframetime;
int sleep;
fps = Host_CalcFPS();
double fps = Host_CalcFPS();
if( fps <= 0 )
return true;
@@ -669,10 +684,11 @@ static qboolean Host_Autosleep( double dt, double scale )
if( Host_IsDedicated( ))
targetframetime = ( 1.0 / ( fps + 1.0 ));
else targetframetime = ( 1.0 / fps );
else
targetframetime = ( 1.0 / fps );
sleep = Host_CalcSleep();
if( sleep == 0 ) // no sleeps between frames, much simpler code
if( sleep <= 0 ) // no sleeps between frames, much simpler code
{
if( dt < targetframetime * scale )
return false;
@@ -716,7 +732,8 @@ static qboolean Host_Autosleep( double dt, double scale )
if( targetsleeptime > 0 )
timewindow = targetsleeptime;
else timewindow = 0;
else
timewindow = 0;
realsleeptime = sleeptime; // reset in case CPU was too busy
@@ -1213,6 +1230,9 @@ int EXPORT Host_Main( int argc, char **argv, const char *progname, int bChangeGa
Cvar_RegisterVariable( &host_limitlocal );
Cvar_RegisterVariable( &con_gamemaps );
Cvar_RegisterVariable( &sys_timescale );
Cvar_RegisterVariable( &sv_hibernate_when_empty );
Cvar_RegisterVariable( &sv_hibernate_when_empty_include_bots );
Cvar_RegisterVariable( &sv_hibernate_when_empty_sleep );
Cvar_Getf( "buildnum", FCVAR_READ_ONLY, "returns a current build number", "%i", Q_buildnum_compat());
Cvar_Getf( "ver", FCVAR_READ_ONLY, "shows an engine version", "%i/%s (hw build %i)", PROTOCOL_VERSION, XASH_COMPAT_VERSION, Q_buildnum_compat());