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This is kinda experimental stuff --- Win32 priority control. Well, i've been testing it for about a month now, and it didn't give me any trouble.

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Anton E. Gavrilov 2000-03-06 20:07:49 +00:00
parent 147a4c730d
commit 0294848ef4
1 changed files with 53 additions and 1 deletions
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54
qw_server/sys_win.c
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@ -32,7 +32,8 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#include <lib_replace.h> #include <lib_replace.h>
#include <client.h> #include <client.h>
qboolean WinNT;
cvar_t *sys_sleep;
extern cvar_t *sys_nostdout; extern cvar_t *sys_nostdout;
/* /*
@ -122,6 +123,30 @@ is marked
*/ */
void Sys_Init (void) void Sys_Init (void)
{ {
OSVERSIONINFO vinfo;
// make sure the timer is high precision, otherwise
// NT gets 18ms resolution
timeBeginPeriod( 1 );
vinfo.dwOSVersionInfoSize = sizeof(vinfo);
if (!GetVersionEx (&vinfo))
Sys_Error ("Couldn't get OS info");
if ((vinfo.dwMajorVersion < 4) ||
(vinfo.dwPlatformId == VER_PLATFORM_WIN32s))
{
Sys_Error ("QuakeWorld requires at least Win95 or NT 4.0");
}
if (vinfo.dwPlatformId == VER_PLATFORM_WIN32_NT)
WinNT = true;
else
WinNT = false;
sys_sleep = Cvar_Get ("sys_sleep","8",0,"None");
/* Fix this sometime. */ /* Fix this sometime. */
sys_nostdout = Cvar_Get ("sys_nostdout","0",0,"None"); sys_nostdout = Cvar_Get ("sys_nostdout","0",0,"None");
} }
@ -142,6 +167,7 @@ int main (int argc, char **argv)
struct timeval timeout; struct timeval timeout;
fd_set fdset; fd_set fdset;
int t; int t;
int sleep_msec;
COM_InitArgv (argc, argv); COM_InitArgv (argc, argv);
@ -168,6 +194,22 @@ int main (int argc, char **argv)
SV_Init (&parms); SV_Init (&parms);
if (COM_CheckParm ("-nopriority"))
{
Cvar_Set ("sys_sleep", "0");
}
else
{
if ( ! SetPriorityClass (GetCurrentProcess(), HIGH_PRIORITY_CLASS))
Con_Printf ("SetPriorityClass() failed\n");
else
Con_Printf ("Process priority class set to HIGH\n");
}
// Tonik: sys_sleep > 0 causes packet loss on WinNT (why?)
if (WinNT)
Cvar_Set ("sys_sleep", "0");
// run one frame immediately for first heartbeat // run one frame immediately for first heartbeat
SV_Frame (0.1); SV_Frame (0.1);
@ -177,6 +219,16 @@ int main (int argc, char **argv)
oldtime = Sys_DoubleTime () - 0.1; oldtime = Sys_DoubleTime () - 0.1;
while (1) while (1)
{ {
// Now we want to give some processing time to other applications,
// such as qw_client, running on this machine. -- Tonik
sleep_msec = sys_sleep->value;
if (sleep_msec > 0)
{
if (sleep_msec > 13)
sleep_msec = 13;
Sleep (sleep_msec);
}
// select on the net socket and stdin // select on the net socket and stdin
// the only reason we have a timeout at all is so that if the last // the only reason we have a timeout at all is so that if the last
// connected client times out, the message would not otherwise // connected client times out, the message would not otherwise